Peralcohol
[机] 过氧化合物
🗣️ 情景例句
A red sky at night indicates fine weather the following day.
晚上天边红预示着明早天气好。
The days are getting hotter.
日子正在变得更热。
On his arrival he was sold to a farmer and worked in the fields.
一到美国，他就被卖给了一个农场主，到地里干活。