Richet's canal
[医] 里歇氏管(脐静脉管)
🧩 词语组成解析
🗣️ 情景例句
Time moved at a snail's pace before the holiday.
假期之前时间过得非常缓慢。
Today is Monday.
今天是星期一。
I can't promise anything.
我还不能作出任何承诺。