Tooth staining
[医] 牙染色法
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
[医] 染色法, 染色
🗣️ 情景例句
spend the entire weekend having a good time together here
一起渡过一个快乐的周末
When guns speak it is too late to argue.
待到炮声响，辩论已莫及。
but he feels that his rise in status is well worth the loss of money.
不过他觉得，地位升高了，损失点儿钱也值得。