Paraoxone
对硝苯磷酯
🗣️ 情景例句
Prices are always negotiable.
价钱总是可以商量的。
I'd appreciate it if you would turn out the lights.I'm sleepy.
如果你关灯我将感激你的.我困了。
Long ago, people believed that the world was flat.
很久以前人们相信地球是平的。