Dithionite
连二亚硫酸盐
🗣️ 情景例句
I had a big breakfast, so I think I'll skip lunch today.
我吃了一顿丰盛的早餐，所以打算不吃午饭了。
In for a penny, in for a pound.
一不做，二不休。
There are some newspapers on the table.
桌上放着几份报纸。