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字典帮 >教育工具 >英语词汇“subsonic”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮
2025-07-24

“subsonic”的英英意思

单词 subsonic
释义 subˈsonic, a. (and n.)
[sub- 14.]
A. adj.
1. a. Pertaining to, involving, capable of, or designating speeds less than the speed of sound. Cf. supersonic a. (and n.) 2 a.
1937Jrnl. R. Aeronaut. Soc. XLI. 1099 The drag coefficient rises..as the velocity of sound is reached, and..remains very much higher than the sub-sonic figure.1946Ibid. L. 907/2 The National Physical Laboratory has examined the possibility of using flexible walls in high⁓speed subsonic tunnels.1958Times 9 Jan. 5/5 It is..to carry 95–100 passengers, cruising at high subsonic speeds of around 600 m.p.h.1973Times 5 Feb. 13/5 Capacity now exceeds demand for subsonic flight in the mass market.1978Jrnl. R. Soc. Arts CXXVI. 685/1 The break⁓down of the direct operating costs (DOC) per passenger mile for a typical subsonic aircraft is indicated in Table III.
b. ellipt. as n. An aircraft not made to travel faster than sound. Cf. supersonic a. (and n.) 2 b.
1970New Scientist 10 Dec. 445/2 This aircraft will cruise at a higher altitude than the subsonics.1975Nature 31 Jan. 299/1 Ozone reduction could then be kept near the current reduction due to aircraft alone..for fleets up to 4,000 747-class subsonics at 11 km..or 1,000 at 13 km.1977Jrnl. R. Soc. Arts CXXV. 361/1, I originally planned to cover supersonics as well as subsonics.
2. = infrasonic a. 1. Cf. supersonic a. 1. rare.
1961in Webster.1976Gramophone Sept. 513/2 Arm mass problems are reduced on record warps, causing less intermodulation and unwanted sub-sonic cone movement of the loudspeakers.
Hence subˈsonically adv.
1962Economist 8 Sept. 944/1 The aircraft have to fly mainly supersonically but in part subsonically.1977Daily Tel. 12 Dec. 2/7 The Indonesian decision to allow Concorde to fly subsonically through its air space.
“subsonic”的英英意思

 

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