Eus
[医][=external urethral sphincter]外尿道括约肌，尿道外括约肌
🗣️ 情景例句
Do you hear something?
你听到什么了吗？
There is no friend so faithful as a good book.
最忠实的朋友莫过于一本好书。
Yes, that 's right.
是的，没错。