Tooth fundament
[医] 牙原基
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
n. 基础, 臀部, 肛门\\n[医] 基底, 基础, 原基, 臀部
🗣️ 情景例句
What's that?
什么问题？
I'm sick and tired of having to take care of your brother just because he refuses to go out and find a job.
只是因为你弟弟不肯出去找工作就得我来照顾他，这真让我烦透了。
Thank you, Mr. Robert.
谢谢，罗伯特先生。