Active coil
[机] 有效线圈
🧩 词语组成解析
active
['æktiv]
adj. 积极的，活跃的，有生气的;迅速的，敏捷的;有效的，起作用的;
n. [语法]主动语态;积极分子，活跃的人;
coil
[kɔɪl]
n. （一）卷，（一）盘;盘卷之物;线圈;纷乱，纠缠不清;
vt. 盘绕;卷成一圈;
vi. 绕成盘状;卷绕成圈;
🗣️ 情景例句
Five hundred dollars, please. And could you give me ten dollar in small change?
请换500美元。再另外能否给我10元的小面额零钱？
I slipped on the stairs and fell down.I broke my leg.
我在楼梯上滑倒了并且掉下来我弄断了腿的。
'He had travelled only seven miles across the Channel when his engine failed and he was forced to land on sea.
但他只在海峡上空飞行7英里，引擎就发生了故障，他只好降落在海面上。