Premolar
n. 前臼齿\\n[医] 前磨牙, 双尖牙, 磨牙前的
🗣️ 情景例句
and a new paint job in the schoolrooms.
和重新油漆教室。
The doctor said I looked run down.
医生说我看起来身体渐渐差了。
Big Ben has rarely gone wrong.
“大本”钟极少出差错。