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Dollar-cost averaging guards against these damaging animal spirits .

平均成本法可以防范这些毁灭性的非理性行为。

Over 3000 pledges have come in , averaging 30 apiece .

网站已经收到超过3000笔募集资金，平均每笔30英镑。

I 'm averaging $ 550 a month on groceries so far this year .

到目前为止，我每个月平均花费550美元在购物上。

The only time that dollar-cost averaging outperformed lump-sum investing was during market downturns .

平均成本投资法只有在市场低迷期才优于一次性投资法。

Almost all rich countries provide paid maternity leave , averaging about 20 weeks .

几乎所有富裕的国家都提供平均为期20周的带薪产假。