Dithionite
连二亚硫酸盐
🗣️ 情景例句
So cuddly. The beautiful crib from Mom and Dad.
抱起来真舒服。爸爸妈妈送的漂亮婴儿床。
Do you usually learn French after school?
你通常在放学后学法文吗？
What was wrong with Jim ? Did he hurt himself?
吉姆怎么啦？他伤着自己啦？