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
You did?
你请了她？
If anyone here does one of these things, let me know.
这儿如果有人也喜欢打羽毛球或读书，请告诉我。
She was taking the things out of the basket when she dropped a bag of sweets.
她把东西从篮子里拿出来，这时，一袋糖从她手里掉地了。