Alaumstem
钠明矾
🗣️ 情景例句
He is burning the midnight oil.
他在挑灯夜读。
It has been a long time since last came here.
自从我上次来这里已经有很长时间了。
or even, of there nough, in other departments of the same firm.
甚至往往不能与本公司的其他部门的同行们。