Bbs
[计] 电子公告牌系统
🗣️ 情景例句
I want to keep the after-school programs--
我要保存这些课外活动--
What for?
何必呢？
In our won solar system, for example, Venus is far too hot and Mars is far too cold to support life.
举例来说，在我们的太阳系里，对于生命来说，金星的温度太高，而火星的温度则太低。