Gnotobasis
无菌环境
🗣️ 情景例句
You're clueless.
你真无知。
That's fine. Fill out this form and let me see your credit card, please.
好极了，请填一下这张表，再给我看一看你的信用卡。
Half past four. Don't forget to tell Jim. I hope he can come too.
4：30。别忘记告诉吉姆。我希望他也能来。