Nitroolefin
硝基烯烃
🗣️ 情景例句
Don't litter.
请不要乱扔东西。
We now have five different models to choose from.
我们现在有五种不同的型号供你选择。
When my wife nagged me to do something about it,
妻子喋喋不休让我想点办法。