Bisulfid
n. 二硫化物
🗣️ 情景例句
For most Chinese, 1pm is naptime.
对大多数中国人来说，中午 1:00 是午睡时间。
Experience keeps a dear school,but fools learn in no other.
经验学校学费高，愚人旁处学不到。
It comes nearer to the engines with which man has 'conquered' the air, as he boasts.
它更近乎于人类自夸的“征服”了空气的发动机。