Boltaction
（步枪）有用手操作的枪机的
🗣️ 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？
Here's a prescription for a painkiller.
这是止痛的处方。
It's my watch.
是我的手表。