Hyposulfate
連二硫酸鹽
??? 情景例句
One week after I have submitted my resignation paper.
在我提交辭職信一星期后吧！
He who does not rise early never does a good day's work.
起身不早，一天的工作難做好。
Draw your chair up to the table.
把你的椅子拉到桌子旁邊來。