Petersen's operation
[医] 彼得逊氏手术(高位切石术的改良法)
🧩 词语组成解析
🗣️ 情景例句
My first grandchild.
我的第一个孙子。
If it's not too much trouble, I would like some help.
如果你不嫌麻烦的话，我想请你帮个忙。
Yes. Go along Zhongshan Road, and turn right at the second crossing. Go across the bridge.
可以。沿着中山路走，在第二个十字路口处进右拐弯。过桥后。