Airpump
排气泵
🗣️ 情景例句
I have two days off a week.
我一星期休息两天。
I have a complaint.
我要投诉。
He said that it would be possible to build a platform in the centre of the Channel.
他说，可以在隧道中央建造一座平台，这座平台将用作码头和火车站。