| 释义 |
▪ I. looping, vbl. n.1|ˈluːpɪŋ|
[f. loop v.1 + -ing1.]
a. The action of loop v.1, in various senses.
1480Wardr. Acc. Edw. IV (1830) 140 Corde and liour for liring and lowping of the same arras. 1856Todd & Bowman Phys. Anat. II. 81 Evidence of loopings..is wanting. In the cochlea of the bird, however, we have seen at one end a plexiform arrangement of nucleated fibres ending in loops. 1874Wood Nat. Hist. 704 Their mode of progression is popularly and appropriately termed ‘looping’, and the caterpillars are called ‘loopers’. 1914Isis (Oxf.) 28 Feb. 5/1 The ‘looping’ looked simplicity itself. A sudden plunge straight towards the earth..a sudden reversal and a perpendicular climb, which gradually brought the airman upside down and..a second downward plunge. 1929E. Wilson I thought of Daisy iii. 123 ‘I'm not out for any looping,’ said Daisy... ‘I think I'll go home and go to bed.’ 1964E. Bach Introd. Transformational Gram. iii. 46 Care must be taken to ensure that unwanted recursion (looping) does not occur.
attrib.1857Abridgm. Specif. Patents, Sewing etc. (1871) 27 Combining this needle with a looping apparatus.
b. concr. Material formed into loops; loops as a trimming.
1690Lond. Gaz. No. 2531/4 A Red Pye Coat with black and white Looping.
c. looping in (cf. loop v.1 5 b), connection by the loop system.
1899W. P. Maycock Electr. Wiring iii. 243 The advantages of looping-in, as applied to the interconnection of switches and ceiling roses. 1902F. C. Raphael ‘Electrician’ Wireman's Pocket Bk. 33 (caption) Simplex looping-in ceiling rose. 1930― Electr. Wiring of Buildings ii. 23 Looping in has become absolutely general, for not only does it save the danger of bad joints, but it is actually less expensive than to make joints. 1967[see loop-in].
▪ II. looping, vbl. n.2|ˈluːpɪŋ|
[f. loop v.2 + -ing1.]
The running together of ore into a mass.
1753in Chambers Cycl. Supp. 1848in Craig.
▪ III. looping, ppl. a.|ˈluːpɪŋ|
[f. loop v.1 + -ing2.]
That forms loops. looping-snail, a snail of the genus Truncatella. looping caterpillar = looper1 1.
1854Woodward Mollusca ii. 175 The end of the long muzzle is also frequently applied, as by the Looping-snails (Truncatellæ), and used to assist in climbing. 1869Blackmore Lorna D. i, The vale is spread with looping waters. 1875Huxley & Martin Course Elem. Biol. x. 95 The polypes..are capable of crawling about by a motion similar to that of the looping caterpillar. |