| 释义 |
▪ I. retrofit, n. orig. U.S.|ˈrɛtrəʊfɪt|
Also with hyphen.
[f. retroactive a. + refit n.]
A modification made to a product, esp. an aircraft, to incorporate changes made in later products of the same type or model.
1956in W. A. Heflin U.S. Air Force Dict. 441/1. 1962 Flight Internat. LXXXI. 292/1 Fig. 2 is a plot of the ratios of revenue lost versus maintenance and first costs for retro-fitted and ‘designed-in’ equipment. It points out..that the economic cut-off point for retrofit is near the 100ft ceiling, 1/4 mile point. 1963T. Pynchon V. x. 286 An injury of the sexual organs could still be simulated by an attachable moulage, but then this blocked the cooling vent... A new retrofit, however, eliminated this difficulty, which was felt to be a basic design deficiency. 1967Times Rev. Industry May 55/3 It is some indication of Avimo's position that it has been involved in three major retro-fits for aircraft—that is, the instruments already installed in the aircraft have been taken out and Avimo's put in instead. 1978Solar Energy (Shell Internat. Petroleum Co.) 5 Thus the markets and products are likely to split into ‘new’ products incorporated, for example, into roof structures of new buildings, and ‘retrofit’ applications for existing housing stock.
▪ II. retrofit, v. orig. U.S.|ˈrɛtrəʊfɪt|
Also with hyphen.
[f. prec.]
trans. To subject to a retrofit; to modify so as to incorporate changes made in later products of the same type or model. Also absol.
1956in W. A. Heflin U.S. Air Force Dict. 441/1. 1971 Sci. Amer. June 2 The..passenger entertainment and service system..is now in service in the first class sections of a Boeing 747 which American Airlines retrofitted. 1973Guardian 18 Jan. 4/4 American aircraft manufacturers are now researching a modification, known as ‘retro-fitting’ their engines to make them a good deal quieter... But Concorde..cannot be retrofitted except at extreme cost. 1975Daily Colonist (Victoria, B.C.) 3 May 14/4 You can't retrofit... That is, an existing furnace—coal or oil-fired—cannot feasibly be replaced with a solar system. 1979Nature 5 Apr. p. xiii/1 The B305W can be supplied either as a module for retro-fitting to an existing pumping system or can be supplied installed as an integral package with the Ion Tech B500 high vacuum pumping system.
Hence ˈretrofitted ppl. a., ˈretrofitting vbl. n.
1960Aeroplane XCIX. 145/2 Lately I've been collecting examples of dreadful Americanese. Such as unitized, retrofitted, heat treat, destruct button, [etc.]. 1962[see retrofit n.]. 1975Times Lit. Suppl. 23 May 563/1 The ‘retrofitting’ of jet aircraft to make them quieter. 1975Nature 30 Oct. 727/1 New models and retrofitted older planes were, even in 1972, achieving 6 dB reductions on the figures quoted for their noisier brothers. 1977Blair & Ketchum's Country Jrnl. (Brattleboro, Vermont) May 33/2 The Mount Washington hung on by virtue of its convention facilities, its retrofitted bathrooms and sprinkler system. |