Occluder
[医] Ж器, 咬合器
🏥 医学释义
①咬合器 ②闭塞器
🗣️ 情景例句
Who has torn these pages out of the book?
谁撕掉书上的这几页？
Step by step the ladder is ascended.
登梯需要逐级登。
My boss is leaving for South Korea.
我老板马上要去韩国。