✅ 同义词
🔴 反义词
🗣️ 情景例句
How did the accident happen?
事故是怎么发生的？
So long.
再见
that given a planet only approximately like our own, life is almost certain to start.
如果设想有一颗行星和我们地球的情况基本相似，那几乎肯定会产生生命。