Simple equation
一次方程
🧩 词语组成解析
🗣️ 情景例句
I understand. But tell me.
我能理解。告诉我。
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售，而没有办促销活动。
That's why we were getting anxious about you.
所以我们才为你们担心。