Lancaster's advancement
[医] 兰开斯特氏徒前术(一种斜视矫正手术)
🧩 词语组成解析
🗣️ 情景例句
I'm a senior here, so let me know if I can help you with anything.
我是大四的老生，有什么能帮忙的尽管说一声。
It is better to wear out than to rust out.
与其锈掉，不如用坏。
He has been sick for three weeks.
他已经病了几周了。