Photicity
光化率
🗣️ 情景例句
It was for a good reason.
你今天早走是有原因的。
I was just about to call you.
我正准备打电话给你。
If then we are so certain that other intelligent life exists in the universe,
既然我们如此坚信宇宙中存在着其他有智力的生命，