Sart
[医][=sinoatrial recovery time]窦房结恢复时间
🗣️ 情景例句
I like playing basketball and badminton.
我喜欢打篮球和羽毛球。
He who risks nothing, gains nothing.
不入虎穴，焉得虎子。
Aren't you concerned about it?
难道你不担心吗？