Csei
abbr. concentrated solar-energy imitator 集中太阳能模拟器
🗣️ 情景例句
My mom is available to baby-sit this weekend.
我妈妈在这个周末可以照顾小宝宝。
May I introduce you to my friend Susan?
恕我介绍一下我的朋友苏珊。
Our climate is not very good,but it's certainly interesting.
虽然我们国家的气候并不很好，但又确实很有意思。