Dithionous acid
[化] 连二亚硫酸\\n[医] 联二亚硫酸, 次硫酸
🧩 词语组成解析
🗣️ 情景例句
who spent the last five years
用过去五年的时间
I'll have studied English for four years next March.
到明年三月，我就学了四年的英语了。[将来完成时，表示将完成…，会做完…]
What do you think she would like, dear?
你想她会想要什么呢，亲爱的？