Depopulating
v. （使）人口减少( depopulate的现在分词 )
🗣️ 情景例句
What a beautiful day!
今天的天气真好！
To negotiate the agreement
商议同意
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，