Aoc
[医] 阳极断电收缩
🗣️ 情景例句
There are abundant free materials available on the internet.
因特网上有丰富的免费资料提供。
Life is short and time is fleeting.
人生短暂，光阴易逝。
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，