Reionization
再电离
🗣️ 情景例句
I was teaching music,
我当时教音乐，
Why aren't you happy?
为什么无聊呢？
The only funny things we heard that evening came from the advertiser at the beginning of the programme.
那天晚上唯一有趣的事情是节目开始时那个报幕员的开场白。