Ethylsulfate
硫酸乙酯
🗣️ 情景例句
I've never been there, Robbie,
我从来没有去过那儿， Robbie
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
They were expecting their sixth child and were faced with even more pressing economic problems.
第6个孩子即将问世，他们面临着更为严峻的经济问题。