| 释义 |
subsonic airstream
- transubstantiationn. 变质；变形论；物质的改变；[宗]圣餐的变体
- substitutionaryadj. 代理的,取代的,代用的
- 次音速的cì yīn sù de
subsonic
- 比音速稍慢的bǐ yīn sù shāo màn de
subsonic
- 气流qì liú
air current, airflow, airstream, current, draft, draught, slipstream
- 次声cì shēng
infrasound; infra-audible sound; infrasonic sound; subsonic sound
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