Farvitron
线振质谱计
🗣️ 情景例句
Don't count on a salary increase this year.
别指望今年会给你加薪。
Which American singer do you like to listen to?
你喜欢哪个美国歌星的歌曲？
Sure! When do you want it?
当然可以！您什么时候要？