I can concede that a player's mental attitude can be the deciding factor in an event, for instance, a marathon running or even a less strenuous game such as chess.

我承认，一个运动员的心态可能是一个赛事的决定因素，如马拉松赛跑，或甚至是一个不那么激烈的比赛，如国际象棋。

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For ecological studies, the most important factor is collecting identifiable samples of as many of the different species present as possible.

对于生态学研究来说，最重要的是收集尽可能多的不同物种的可识别样本。

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Physical inactivity is now identified as the fourth leading risk factor for global mortality.

目前，缺乏身体活动已成为全球范围死亡的第四位危险因素。

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As for the Monica Lewinsky factor cited by some traders (accompanied by the usual ungentlemanly jokes), Bill Clinton's difficulties are not a good pointer to a falling stockmarket: Richard Nixon's resignation coincided with the 1973-74 bear market, but shares rallied after President Kennedy was assassinated.

ECONOMIST: A wobble down Wall Street

Reitzes sees China as the key battleground for the larger form factor, not the USA, so how Apple and its rivals shape up outside America will be key to his idea that Apple stands to make a substanttial gain from a phablet.

FORBES: Will Making An iPhone Phablet Hurt Apple More Than It Will Help?

Nor can the city continue to withhold the necessary rezoning previously promised only to the Jets and left hanging as an ambiguous risk factor for other contenders for the site.

WSJ: New York Stadium Deals: Good and Bad