He cannot disclose it, as a general thing, if he would; he would be at a loss to teach it to others.

他还不能透露，作为一般的事，如果他会，他将处于亏损教给他人。

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If it had been, scientists would be at a loss to explain the existence of the cosmic structures observed in the universe today.

因为若真如此，科学家将无法解释现今观测到的宇宙结构。

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Children's films might be made at a loss to sell action figures-but how do you finance the Godfather?

儿童电影也许能通过销售活动人偶来弥补亏损——但是你又如何筹措《教父》的资金呢？

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And if you were suddenly stripped of your ability to make generalizations, you'd be at a loss.

如果你突然失去了,归纳的能力，你就会一头无绪。

耶鲁公开课 - 心理学导论课程节选

Indeed, it may end up as a negative-margin business: If history is any guide, some companies will be willing to sell at a loss to gain market share, and there will be investors willing to finance them, at least for a while.

WSJ: ROI: Will the Netflix Boom End?

Because the fund is closed-ended (investors have to leave their capital in for ten years), it can buy art on the spot for cash at good prices and cannot be forced to sell at a loss to meet redemptions.

ECONOMIST: Buttonwood

The French government has seemed at times to be at a loss over how to react to the violence, which is arguably the most serious challenge to its authority since the student riots that rocked Paris in 1968.

ECONOMIST: A wounded nation resorts to extreme measures | The