Eus
[医][=external urethral sphincter]外尿道括约肌，尿道外括约肌
🗣️ 情景例句
I try to keep a regular schedule every day.
我每天努力遵守有规律的安排。
Comets to appear
彗星出现了
One authority on spiders made a census of the spiders in grass field in the south of England,
一位研究蜘蛛的权威对英国南部一块草坪上的蜘蛛作了一次调查。