Cyclide
四次圆纹曲面
🗣️ 情景例句
One thing that makes it easier for you
有一件事可以使你作起决定来比较容易些
When the phone rang, I was painting upstairs.
当电话铃响的时候，我在楼上画画。
I wanted to ask Chen Wei too, but he's away.
我也想请陈伟，但他外出了。