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The attosecond timescale is to electron motion what the high-speed camera was to studying animal locomotion.
阿秒时间尺度对于电子运动的研究,就像高速摄像机对于研究动物运动一样重要。#
I don't believe in pessimism. If something doesn't come up the way you want, forge ahead. If you think it's going to rain, it will.
世界称之为不道德的书籍,其实是展示世界自身羞耻的书籍。
The future of coal lies in clean and efficient utilization.
Blackness is not a monolith; it's a multiplicity.