Few external forces are going to persuade you to learn.

很少有外部力量能说服你去学习。

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But it's how our mind handles those external forces that is the problem.

但是我们的脑子里如何来处理这些外部因素是真正的问题所在。

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External forces and trends can rise quickly and have unforeseen ramifications.

外部力量和趋势可能迅速地崛起，从而导致无法预料的后果。

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India's external affairs minister, S.M.Krishna,is expressing concern about terrorist forces in Pakistan that,he says, "invariably" have India as the object of their attacks.

VOA: standard.2009.10.16

But then you can trace it to some external forces, which are carrying your iPod.

过一会儿你就能发现一些外力的作用,也就是有人把你的 iPod 拿走了

耶鲁公开课 - 基础物理课程节选

This was certainly true for humans, who responded exquisitely to such external forces.

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At least annually, assess your much coveted brand worth and determine how technology and other external forces are impacting it.

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Their great achievement was to hold the country together and to repel all efforts of external forces to dismember China.

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