Systematist
n. 系统制订者, 分类学家
🗣️ 情景例句
Thanks. And what about your family?
谢谢。那你的家庭呢
Fire proves gold, adversity proves men.
烈火显真金，逆境识英雄。
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，