Regex
n. 正则表达式
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
I asked him to fix it for me, but he wouldn't.
我请他帮我修理，但是他不肯。
It's nine forty.
九点四十了。