Tooth bulb
[医] 牙胚, 牙蕾
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
bulb
[bʌlb]
n. 球茎，块茎植物;电灯泡;[解剖学]肿块;
🗣️ 情景例句
Do you ever think about your clildhood?
你回忆过童年吗？
Turn left at the first light. You can't miss it.
到第一排红绿灯处往左拐。你不会找不找的。
Just two weeks.
只有两个星期。