Luc's operation
[医] 路克氏手术, 考-路二氏手术(上颌窦根治术)
🧩 词语组成解析
🗣️ 情景例句
As a matter of fact,
事实上，
I ought to tell him the whole story.
我应该告诉他整个事情的始末。
he hardly ever used it, preferring always to go on foot.
但却很少使用，常常喜欢以步代车。