Tooth sac
[医] 牙囊
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
sac
[sæk]
n. （动植物组织中的）囊，液囊;
abbr. 缩写 = (US) Strategic Air Command 战略空军司令部。;
🗣️ 情景例句
The news reporter said that an airplane has just crash landed.
新闻播音员说一架飞机在着陆过程中坠毁了。
What time are you coming back?
你什么时间回来？
She felt worried. She wanted to get ready for her party.
她有点儿着急。她要为自己的聚会作好准备。