Air piston
[机] 空气活塞
🧩 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;
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
I had a wonderful being with you.
和你们在一起，我度过了美好的时光。
That seems quite soon considering the nature of the product and shipping time.
考虑到产品的性质和运输时间那看来太快了。
Finally, turn off the lights and lock the door.
最后，关上灯，锁好门。