Air-core coil
[电] 空心线圈
🧩 词语组成解析
air
[ɛə]
n. 天空;气氛;空运;（简单易记的）曲调;
vt.& vi. 晾晒;烘干;播送;广播;
vt. 使房间通风， 透气;
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
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
It's kind of you to say that.
非常感激你那么说。
To swing
打秋千
In the evenings he studied hard for his exams, and most mornings he took tourists around Oxford.
他晚间努力学习，以应付考试，而大多数早上，他则带领游客在牛津大学参观。