O'shaughnessy's operation
[医] 奥绍尼西氏手术, 心网膜固定术
🧩 词语组成解析
🗣️ 情景例句
What are your favorite subjects?
喜欢哪些课程？
No. I've been visiting relatives.
没有，我走亲戚去了。
Because Manhattan Island is made of solid rock, it is safe to build very tall buildings.
曼合顿岛是由坚固的岩石构成的，这使得兴建大厦非常安全。