Optg
abbr. operating 操作的，运转的，营业上的
🗣️ 情景例句
I have just one--playing golf. It's expensive, but it's a lot of fun.
我只有一种爱好，打高尔夫球。花费很高，但非常有趣。
Many dishes, many diseases.
多吃多病。
What was wrong?
有什么问题吗？