Actual activity
[经] 实际效率, 实际活动
🧩 词语组成解析
🗣️ 情景例句
Tomorrow morning after lifting weights,I'll try aerobics.
明早举完重，我去试试有氧运动。
To have money is a fear, not to have it a grief.
有钱使人担心，没钱使人伤心。
Every year, several classes visit the factory.
每年都有好几个班去参观这家工厂。