人类很早以前就知道了武器的用处。
乔布期从很早以前就知道，一个领导人必须是该公司的品牌发言人。
Jobs learned a long time ago that a leader must be a company evangelist and brand spokesperson.
人们很早以前就知道，切洋葱时会熏到眼睛流泪，是因为被刀切到时洋葱细胞会释放出一种易挥发气体。
It has long been known that chopping Onions induces tears due to a volatile gas released by onion cells when damaged by the knife.
其实很早以前就开始思考中国的教育，也知道其中有很多的问题。
As a matter of fact, it has been a long that I have been rekoning the education in China, and I know there are a lot of problems.
其实很早以前就开始思考中国的教育，也知道其中有很多的问题。
As a matter of fact, it has been a long that I have been rekoning the education in China, and I know there are a lot of problems.
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