... **There's never a road without a turning 人生多磨难 There's no such thing as a free lunch 世上没有免费的午餐 There's the rub 问题难就难在这里;难就难在这儿 ...
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世界上没有免费的午餐 there is no such thing as a free lunch in the world.
哦,伙计,世上没有免费的午餐。
坦率地说,世上没有免费的午餐。
当然,世上没有免费的午餐。
figuring out there is no such thing as a free lunch but Markowitz tells us that diversification is a free lunch.
知道世上没有免费的午餐这回事,但马科维茨称分散投资是免费的午餐
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