Pillworm
鼠妇
🗣️ 情景例句
And the more you aply it in real situations.
你越多地将所学到的东西运用到实际生活中去。
That's very nice of you. I guess I could use some help.
谢谢你的好意。我想我可能要一点帮助。
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，