在你来得及描述它之前，一个瞬间就已经消逝了。
A moment is sucked away before you can say anything about it.
The ethical implications of gene editing must be considered at every step.
能源行业不仅仅是给家庭供电；它是推动进步和创新的动力。
世界变化很快，但人心变化很慢。