Fehthion
[机] 倍硫磷
🗣️ 情景例句
I bet you can make it.
我敢打赌你一定能做到。
Do you work near the library?
你在图书馆附近工作吗？
Ethanol is more effective at a concentration of 50-70 percent;
乙醇的浓度为50％至70％时比较有效，