Mastoidotomy
乳突凿开术
🗣️ 情景例句
I'm sorry to have caused you so much inconvenience.
给你造成诸多不便，我很抱歉。
Do you know the percentage of the damaged portion?
你们知道残损部分的百分比吗？
We spent some time looking around under the trees for some wood.
我们花了些时间在树下四周找木柴。