P.a.
每年\\n[医] 髓轴的
🗣️ 情景例句
about your math teacher or your math homework.
你的数学老师或你的数学作业。
Much water runs by the mill that the miller knows not of.
当前发生诸种事，大多为人所不知。
It's a pleasure working with you.
与您合作很愉快。