Sne
[医][=sinus node electrogram]窦房结电图
🗣️ 情景例句
Thanks for your help.
谢谢你的帮助。
He has a telephone directory.
他有一本电话簿。
As the man came near, the prisoner knocked him to the ground with a sharp blow.
当这个人走近时，战俘一拳把他打倒在地，