| 释义 |
turn-off|ˈtɜːnɒf|
Also turnoff.
[f. the verbal phr. turn off (turn v. 74).]
1. A turning off a main road; a side road; a junction where a track or road branches off a main road.
1881‘R. Boldrewood’ Robbery under Arms (1888) III. xvii. 255 It's the wrong turn-off that makes a man lose his way. 1894J. Winsor Cartier to Frontenac 151 The turn off at Lake Athabasca..would have conducted him to the northern tributaries of the Columbia. 1949F. Sargeson I saw it in my Dream xv. 237 The boss managed to keep the sheep nicely bunched together until he'd pushed them past the turn-off. 1955E. Bowen World of Love xi. 221 The road due soon to go on without them to Galway, for soon would be coming the Turn Off. 1977Times of Zambia 7 Sept. 5/5 The premises situate at Lukashya turn-off, Mungwi Road. 1980Beautiful British Columbia Summer 20 Access to Golden Ears Park is from a turnoff at Haney.
2. Disposal (of cattle) at market; the number or quantity marketed.
1960Times 1 Oct. 7/7 The Territory's annual turn-off of 150,000 cattle. 1961in Webster s.v. turnoff, Average annual turnoff of fat bullocks. 1969Northern Territory News (Darwin) Focus '69 30/3 Last year the turn-off from the Alice Springs pastoral district was more than 20,500 head, earning more than $2,750,000.
3. The action or an instance of turning (something) off, stopping, or causing to cease functioning.
1967Technology Week 23 Jan. 52/1 (Advt.), Each satellite was cycled through turn-off, cold soak, and restart during approximately 53 eclipses of the sun. 1970Globe & Mail (Toronto) 25 Sept. 1/1 ‘It's inconvenient, but it's bearable,’ she said of the electricity turnoffs. 1974R. S. Bray in Ciba Symposium No. 20. 97 Another possible mechanism for the ‘turn off’ of the cellular immune system is a viraemia. 1978S. Brill Teamsters iii. 104 Hicks attributed Kleindienst's unusual turnoff of the investigation to ‘the love affair between Fitzsimmons and Nixon’.
4. Something that repels, disgusts, or ‘turns one off’ (see turn v. 74 h). colloq.
1975N.Y. Times 1 Nov. 18/1 Patrons dined on cervelle Grenobloise. ‘Sounds better in French,’ said the chef... ‘Brains is a turn-off.’ 1976National Observer (U.S.) 13 Mar. 6/6 Should it become unpleasant or prove a turn-off to either, they stop the game. 1982Listener 23 & 30 Dec. 48/1 At first impression, this uneasy blend of piano quintet and violin sonata..was a gigantic, four-square turn-off.
▸ turn-off point n. Astron. = main adj.2
1952Astrophysical Jrnl. 116474 The evolution to the right sets in rather sharply for any given star. Hence one should expect a fairly well-defined *turnoff point in the H–R diagrams. 1978R. J. Taylor Stars ii. 38 An essential feature of all these [Hertzsprung–Russell] diagrams..is that there is a turn-off point from the main sequence. 1994Astron. & Astrophysics 288475/1 Other observed features that are reproduced by the inclusion of binaries are..the appearance of ‘yellow straddler’ giants between the giant branch and the turn-off point, and the occurrence of ‘blue interlopers’ below the main sequence. |