| 释义 |
▪ I. interlock, v.|ɪntəˈlɒk|
[inter- 1 b.]
1. a. intr. To engage with each other by partial overlapping or interpenetration of alternate projections and recesses.
1632Lithgow Trav. v. 190 The branches grow so straight, and interlocking as though they were kept by Arte. 1802Paley Nat. Theol. xx. (1830) 257 The attracting syrup, the rows of strong prickles, their position so as to interlock, the joints of the leaves [etc.]. 1831R. Knox Cloquet's Anat. 84 The edges of the bones..are merely placed together without interlocking by means of denticulations. 1853C. Brontë Villette xxvii, I felt my fingers work and my hands interlock.
b. spec. (U.S.) said of the head-streams of rivers which lie between each other, but flow in different directions.
[1693T. Clayton in Phil. Trans. XVII. 791 The Heads of the Branches of the Rivers interfere and lock one within another..after the manner that an Indian explained..to me, when..he clapt the Fingers of one Hand 'twixt those of the other, crying, they meet thus.] 1749L. Evans Map Pensilv. in J. Winsor Mississ. Basin (1895) 241 This Branch [of the Susquehannah] interlocks with the Branches of Allegeny and the North Branch of Potomack. 1808Pike Sources Mississ. ii. (1810) 135 At five o'clock arrived at the dividing ridge between the waters of the Osage and Arkansaw..the dry branches of which interlock within 20 yards of each other. 1876Bancroft Hist. U.S. II. xxxii. 300 By way of the Ottawa and the rivers that interlock with it.
c. fig. Of immaterial things.
1859Darwin Orig. Spec. vi. (1873) 134 These representative species often meet and interlock. 1861L. L. Noble Icebergs 25 The twilight, that..neutral ground, where gloom and splendor interlock and wrestle.
2. trans. To lock or clasp within each other. Chiefly pass.
1807Vancouver Agric. Devon (1813) 239 Their branches so interlocked..and covered with..tree moss, that the feeble foliage and diminutive fruit they produce, are scarcely visible. 1831R. Knox Cloquet's Anat. 168 They [bones] are interlocked, if the general mechanism of the region is insufficient to maintain this solidity. 1853Kane Grinnell Exp. xlii. (1856) 384 It had so interlocked itself with other ice-fields of different diameters, that to the eye it became a part of a great plain. 1879Cassell's Techn. Educ. IV. 65/1 The scales hook into each other..and thus the fibres become inextricably interlocked.
fig.1861F. Hall in Jrnl. Asiat. Soc. Bengal 6 note, Words which rigorous euphony would interlock are sometimes found asunder. 1893A. Ogle Marq. D'Argenson 161 Interlocked with the political battle, there proceeded a spiritual conflict.
3. Railways. To connect (the levers for working a system of signals, switches, etc.) in such a manner by catches, bars, bolts, or the like, that they cannot be operated independently of each other, but only in such a manner as to secure agreement in their position. Also intr. for pass.
1874R. C. Rapier Signals Railw. 23 Switches and signals..are said to be interlocked when the movement of a signal to safety cannot be commenced until after the necessary movement of the switches has been completed, and also the movement of the switches cannot be commenced until after all the signals concerned by them have first been set fully to danger. Ibid. 26 If a signal had to interlock with several sets of switches, say for example, ten or twelve [etc.]. Ibid. 32 When a lever is required to interlock with several others, it is fixed only once by its own lock. 1889G. Findlay Eng. Railway 67 In 1856 a successful attempt was made by Mr. John Saxby to concentrate and interlock the levers working both points and signals.
4. Cinemat. To connect (the electric motors of cameras or the like) electrically in such a way that they rotate in synchronism with one another.
1928Trans. Soc. Motion Picture Engin. XII. 704 It has been necessary..to develop a motor drive equipment which will satisfactorily interlock the camera and the recording machine... It is essential that the interlock should hold..during acceleration and deceleration. 1931B. Brown Talking Pictures ix. 206 Where we have cameras working in conjunction with sound recorders..there is absolute necessity for both devices to be inter⁓locked or driven together, so that sound and photograph are always exactly in phase. 1953L. J. Wheeler Princ. Cinematogr. ii. 68 When all was ready to take the scene the camera was interlocked with the sound recorder so that, on starting up, both camera and recorder would rotate in synchronism.
Hence interˈlocked ppl. a.; interˈlocking vbl. n. and ppl. a.; also interˈlocker, one who or that which interlocks.
1854Owen Skel. & Teeth in Circ. Sc., Organ. Nat. I. 165 The tail is encased in a sheath of..interlocked ossicles. Ibid. 192 The firm interlocking of the ordinary vertebræ. 1854Woodward Mollusca ii. 245 A hinge furnished with interlocking teeth. 1874R. C. Rapier Signals Railw. 23 The first interlocking of switches and signals took place at East Retford Junction, in the year 1852. Ibid. 47 The interlocking apparatus. 1889G. Findlay Eng. Railway 67 In 1859 the first interlocking frame was fixed on the London and North Western Railway..In 1873..13,000 interlocked levers were in use on that railway. 1896Columbus (Ohio) Disp. 6 Jan. 5/2 An annunciator has been put in between Mound street and the interlocker at the crossing of the T. & O.C., C., H.V. & T. and Cincinnati division of the Pan Handle, for the purpose of announcing trains approaching the crossing from the south. 1899Sayce Early Israel ii. 77 The same interlocking of Amorite and Hittite..meets us also on the monuments of Egypt.
▪ II. interlock, n. (a.)|ˈɪntəlɒk|
[f. prec. vb.]
A. n.
1. rare.
a. The fact or condition of being interlocked.
b. An interlocked portion of an estate, etc.
1874Bushnell Forgiven. & Law iv. 237 Modes of false opinion that have no show of interlock save in their common opposition to God. 1877Burroughs Taxation 356 A junior patentee has the right to pay on the interlock, and a sale of the whole tract..is void as to the part within the interlock.
2. a. Cinemat. Synchronism between two or more electric motors (e.g. in a camera and in sound-recording apparatus); also, the mechanism by which this is effected. Freq. attrib.
1928[see interlock v. 4]. 1931B. Brown Talking Pictures ix. 206 Gaumont coupled the armature of his projector motor, and using a common power supply, obtained synchronism. To-day we use a similar type of arrangement known as the ‘electrical interlock’. 1938Motion Picture Sound Engin. (Acad. Motion Pict. Arts & Sci.) viii. 118 Another commonly used driving system employs the Selsyn type of motor and is known as the interlock system. This is virtually an electrical gear system, whereby all the motors connected together on several separated units will start together, come up to speed at the same rate, and continue to run at identical speeds. Ibid. 119 Field rheostats for each motor are located in one place and all speeds are adjusted to maintain interlock at the estimated camera and recorder loads. 1949Frayne & Wolfe Elem. Sound Recording xxiv. 477 Because the three-phase interlock windings are inter⁓connected with the d-c windings voltage appears on the interlock circuit as soon as the d-c leads are excited. 1962E. L. Levitan Animation Technique i. 70/1 The process whereby the picture reel and the sound track are run and projected at the same time is called the interlock.
b. A mechanism for preventing a set of operations from being performed in any but the prescribed sequence.
1934in Webster. 1945Rev. Sci. Instruments XVI. 57/2 There are two mechanical interlocks on the controls... The selector switch is locked so that it cannot be moved unless the Variac is set to zero. 1955Archit. Rev. CXVII. 142/3 The most important piece of equipment associated with lift doors is the inter-lock, an electro-mechanical device which ensures that the lift cannot move until both car and landing doors are locked in position. 1958Engineering 28 Feb. 261/3 To prevent incorrect operation, electrical interlocks are provided to ensure that the hopper can only be tilted when all the pressing rams are clear and the box is open..and that the ejection door cannot be closed until the final pressing ram has been withdrawn. 1958Newnes Compl. Amat. Photogr. 54 It is common nowadays for even simple cameras to have a shutter-film wind interlock which prevents blank negatives or double exposures. 1963B. Fozard Instrumentation Nucl. Reactors xiii. 170 Interlocks must be fitted to ensure that the chambers cannot be inserted under high flux conditions.
B. attrib. or adj. Esp. designating woven material in which the stitches are woven together.
1928Daily Mail 25 July 3/6 (Advt.), The merits of Meridian Interlock Underwear. 1935Economist 23 Nov. 1003/1 Considerable progress..was made with the development of spun yarns for..pyjama cloths and for underwear fabric manufactured on circular interlock knitting machines. 1969Sears Catal. Spring/Summer 26 Cardigan sweater interlock knit of Orlon acrylic. |