Deciduous tooth
n. 乳齿, 乳牙
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
🗣️ 情景例句
It's not difficult.
这不难。
The post office is up there on the left, You can't miss it.
那邮局就在那儿靠左边，很好找。
A quarter to eight.
7点45了。