| 单词 | 减速板 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔air brake〕A surface, such as an aileron, that can be projected into the airstream in order to decrease the air speed of an airplane by increasing drag; a spoiler.减速板：飞机上的一个诸如副翼的平面，可以投射到气流中通过增加拖力来减小飞机的速度；扰流器美国传统〔speed brake〕A flap on an aircraft for decreasing speed while in flight in preparation for landing.减速板：飞行中准备降落时用以减低飞行速度的板美国传统 |
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