Surfaces
n. 表面；曲面（surface的复数）
🗣️ 情景例句
So, are there any major cultural differences between our two nations?
我们两国间有什么大的文化差异吗？
If you can guarantee on-time delivery with a penalty for late delivery, we can accept your sales price.
如果你能保证用惩罚延误发货方式准时发货，你的销售价我们可以接受。
There was a big smile on her face.
她脸上充满笑容。