Hyposulfate
连二硫酸盐
🗣️ 情景例句
And now to see the end of the football game.
现在去看看足球赛的最后一段。
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。
Yes?What's the letter.
怎么了？怎么回事？