Diol
高中 Senior Highn. [化]二醇
🗣️ 情景例句
Hello.
喂。
I think your price is on the high side.
我认为贵方价格偏高。
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，