Pulsator
n. 脉动器, 搅拌器\\n[医] 搏动式人工呼吸器
🗣️ 情景例句
Yes, you are through with it. I hope you will enjoy your stay in China.
是的，检查完毕。希望您在中国过得愉快。
Excuse me! I'm sorry I startled you!
对不起！很抱歉，让你受惊了！
Farm labourers said that they always woke up to find that work had been done overnight.
雇工们说，常常一早起来发现有人在夜里把活干了，