Tooth syringe
[医] 牙科注射器
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
syringe
['sirindʒ]
n. 注射器，注射筒;灌肠器;注油筒;洗涤器;
vt. 注射;（用注水器）灌溉，浇，洗涤;
🗣️ 情景例句
How long?
多久？
My brother's in the army.He was just promoted to the rank of major.
我的兄弟在军队工作.他就被提拔为少校。
The tree must be put in the hole now.
现在把树放入坑里。