Andrzejewski
n. (Andrzejewski)人名；(波)安杰耶夫斯基
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
I informed her mother of her safe arrival.
我通知她母亲她已经平安抵达。
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，