Polythionic acid
[化] 连多硫酸
🧩 词语组成解析
🗣️ 情景例句
But first in the school-rooms.
但首先是在教室 。
You've no ideas how much work there is.
你想象不到工作量有多大。
Help! said Bruce. The basket isn't here!
“来人啊！”布鲁斯说，“篮子不见了！”