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
Sure.
当然。
He was absent yesterday. Do you know why?
昨天他没到，你知道为什么吗？
I agree. Which museum would you like to visit?
我同意。你想参观哪个博物馆呢？