| 释义 |
viff, n. and v. colloq.|vɪf|
Also vif and in capitals.
[f. initial letters of vector(ing) in forward flight.]
A. n. ‘Viffing’; the ability to ‘viff’.
1972Flight 28 Dec. 946 The one distinct and inherent advantage possessed by the Hawker Siddeley aeroplane..is the ability to vector its thrust. The possibilities of VIFF (vectoring in forward flight) have been under examination for some time. 1981F. K. Mason Harrier viii. 118 Initial investigations demonstrated that VIFF considerably enhanced the aircraft's potential in air combat.
B. v. intr. Of an aircraft: to change direction abruptly as a result of a change in the direction of thrust of its engine(s). So ˈviffing vbl. n. and ppl. a.
1981B. Gunston Harrier vi. 78 No matter how inferior the starting position, the viffing Harrier invariably won the engagement. 1982Times 3 May 3/7 With the exception of the Russian Yakovlev Yak 36MP, it is the only high-speed aircraft in the world which can take off without the advantage of an airfield, fly backwards, and ‘viff’ (vector in forward flight)—that is ‘stop’ in mid-air and swerve acutely sideways. Ibid. 15 June 4/2 There had been few dogfights in the air and thus few opportunities for the Harriers to demonstrate their unique ability to vector-in-flight or ‘vif’, outmaneuvring the enemy planes. 1982New Scientist 27 May 557/3 US Marine Corps pilots developed a technique known as ‘viffing’ with their Harriers. 1983Times Lit. Suppl. 14 Oct. 1109/2 The VSTOL Harrier with its swivelable jets and ability to ‘viff’. |