Pulsator
n. 脉动器, 搅拌器\\n[医] 搏动式人工呼吸器
🗣️ 情景例句
I want to take a flight to New York tomorrow.
我想明天坐飞机到纽约。
These buildings are supposed to be earth quakeproof.
这些建筑物是耐震建筑才对。
We have just moved into a new house and I have been working hard all morning.
我们刚刚搬进一所新房子，我辛辛苦苦地干了整整一个上午。