副翼 (fùyì): aileron

Measure Word

一个副翼 gè

飞行员通过操控副翼来实现飞机的滚转。

Fēixíngyuán tōngguò cāokòng fùyì lái shíxiàn fēijī de gǔn zhuǎn.

The pilot controls the ailerons to achieve rolling of the aircraft.

副翼损坏会严重影响飞机的操控性。

Fùyì sǔnhuài huì yánzhòng yǐngxiǎng fēijī de cāokòng xìng.

Damage to the ailerons can seriously affect the aircraft's maneuverability.

memory

副 means 'secondary' or 'auxiliary', and 翼 means 'wing'. An aileron is literally an 'auxiliary wing' — a secondary control surface on the main wing.

副 fù

翼 yì