Preoptic
[医] 视叶前的
🗣️ 情景例句
I'd love to come. But I have to be on duty this weekend night.
我是想过来，但我周末晚上得值班。
He who risks nothing, gains nothing.
不入虎穴，焉得虎子。
I'm mending a clock.
我在修表。