| 释义 |
ˈtime-sharing, vbl. n.
[f. time n. + sharing vbl. n.2]
1. Computers. The automatic sharing of (central) processor time so that a computer can serve two or more users or devices concurrently, switching between them rapidly and automatically so that each user has the impression of continuous exclusive use. Also attrib.
1953Digital & Analog Computers (Amer. Soc. Mech. Engineers) 41 ‘Time-sharing’ can be relatively simple. Nearly all the machines have convenient features for changing the problems easily. 1958Computer Jrnl. Apr. 4/1 If time-sharing is being employed it can be arranged that the control unit proceeds to another branch of the program which is not held up in the same way. 1960Information Processing 336 Time sharing, in the sense of causing the main computer to interrupt its program to perform the arithmetic and control operations required by external or peripheral equipment, has been used on a limited scale for a long time. This paper explores the possibility of applying time sharing to a large fast computer on a very extensive scale. 1964Discovery Oct. 56/2 The advent of time-sharing machines. 1965Math. in Biol. & Med. (Med. Res. Council) 295 Without time-sharing, the ‘on-line’ use of a fast modern machine would be unthinkably costly. 1969New Scientist 2 Jan. 16/1 With a time-sharing system, the user can now call the system over the ordinary GPO network using an adapted telephone. 1980P. Way Icarus iii. 20 ‘Where is this computer?’ ‘Texas... You dial a telephone number. Ring it up. Bounces off a satellite. It's called time-sharing.’
2. The ownership or right to use of a property (esp. as a holiday home) for a fixed limited time each year. Also attrib. orig. U.S.
1976Time 30 Aug. 67 In exchange for guaranteed occupancy over an extended period time-sharing resorts offer low prices, [etc.]. 1977Detroit Free Press 11 Dec. 17–c/1 Time-sharing..is proving to be a popular concept for vacations. 1980Country Life 27 Nov. 2038/3 The concept of time-sharing (that is, buying an annual choice of weeks in a holiday home instead of buying the home outright).
Hence ˈtime-share n., (a) = time-sharing vbl. n. 2 (freq. attrib.); (b) a share in a property under a time-sharing scheme; ˈtime-share v. trans., to use concurrently with others on a time-sharing basis; ˈtime-shared ppl. a.; ˈtime-sharer n., a participant in a time-sharing scheme.
1954Jrnl. Assoc. Computing Machinery I. 136/1 It seems reasonable to investigate the possibility of time-sharing one or more integrators in such circuits. 1962Spring Joint Computer Conf. 307/1 By having these programs time share areas of memory, the program may be executed. 1973Lebende Sprachen XVIII. 72/2 Subsequent data processing can then be carried out with a small and cheap dedicated computer, by a time-shared processor or off-line on a large computer. 1977Sci. Amer. Sept. 135 (caption) One head can serve for both reading and writing on a time-shared basis. Ibid. 177/1 At a terminal an operator is connected to the computer and time-shares the computer with other operators. 1978Detroit Free Press 2 Apr. 6f/1 The Minnesota resort is among more than 150 time share facilities in 26 states. 1980R. Rejnis Her Home 73 A time-share can be very inexpensive..compared to hotel costs. 1980Times 13 Oct. 24/4 (Advt.), Time-share ownership of luxury 8-berth yacht in Mediterranean. 1981Times 31 Jan. 17/5 An organization..which offers an exchange service with other timesharers elsewhere. 1981Sunday Express Mag. 14 June 33/2 It is important for the public to be aware that time-share is a property-based purchase. |