Coct.
[医] 煮沸
🗣️ 情景例句
He always performs his tasks perfectly.
他总是圆满地完成工作。
A stitch in time saves nine.
小洞不补，大洞吃苦。
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，