Ces
日本通迅技术标准；消费类电子展；环境研究中心
🗣️ 情景例句
Very good. But, unless I miss my guess, you should say something about your family, too.
非常好，但是我除非我想错了，不然你应该谈谈你的家庭。
We aren't happy with the present situation.
我们不满足于现状。
What colour are they?
他们是什么颜色的？