Trephining
[医] 环钻, 环锯
🗣️ 情景例句
The two sistes are very much alike.
这两姐妹长得非常相像。
Lock the stable door before the steed is stolen.
马未偷走前，厩门先锁上。
In the evenings he studied hard for his exams, and most mornings he took tourists around Oxford.
他晚间努力学习，以应付考试，而大多数早上，他则带领游客在牛津大学参观。