on average

基本解释

It says that on average, you should be around 20.
它表示的是平均值，应该在20左右。
Secondly, don't let this list define you, some of these only concern either gender on average, not as an individual.
第二点，不要让这个榜单限制到你，这些只是一个平均意义上的性别差异，而不是作为个体意义上的。
They earn less than men, on average, and bear more responsibility for looking after children and the elderly. Only 3% of Fortune 500 CEOs are female.
她们平均比男性挣得少；在照看儿童和老人这方面，她们又要担负起更多的责任；财富500强的CEO中只有3%的女性。

On average, rhesus monkeys live about twenty-seven years in captivity, that is,when they live with humans and not in the wild.
I don't know where any one of them is, but I can tell you on average where any one of them is likely to be.
我不知道它们中单独的个体在哪，但我可以大体告诉你,它们其中一个将是会怎样。
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So, the most connected one would be the one for whom the quarter million are, on average, the most connected to.
连接性最强的那个,他和这25万演员，连接的平均度数最小。
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On average the industry shuts down its furnaces for four months every six years to reline them.
FORBES: The Cortez of steel doesn't look back