Air column
[电] 空气柱
🧩 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;
column
['kɑləm]
n. 纵队，列;圆柱;专栏;
🗣️ 情景例句
You should perform what you promised to do.
你应该履行诺言。
I've studied the reports of past meetings.
我学习了以往的会议记录。
Before long, the noise dropped completely and the boat began to drift gently across the water.
没过多久，噪音便彻底消失，快艇开始在水面上慢悠悠地漂流。