Effy
[医]efficiency 效率，效力
🗣️ 情景例句
I found another mistake.
我又发现一个错误。
To blow smoke rings
喷出烟圈
I think that maybe his Chinese teacher will give Jim some work to do during the holiday.
我想吉姆的汉语老师也许会给他布置一些假期作业。