Caroled
v. 欢乐地唱( carol的过去式和过去分词 ); 唱圣诞颂歌
🗣️ 情景例句
Yes. I'd like that.
要啊！我想看一看。
I think he's no good.
我想他不行。
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，