Greene takes one of his most powerful whacks at entropy, attacking the nettlesome business of the second law of thermodynamics

格林对熵，对这个令人头疼的热力学第二定律发起了他最猛烈的攻击。

The topics were never-failing and the nettlesome things were never-ending.

这些话题总是永远不变的，恼人的事情总是永远不会完的。

In recent years, the gong has often gone to films that grasp nettlesome subjects, such as Cristian Mungiu's “4 Months, 3 Weeks and 2 Days” (abortion) or Ken Loach's “The Wind that Shakes the Barley” (Irish independence).

而近年来，获奖的总是些围绕着恼人事件的电影，比如说克里斯蒂安•蒙吉的《四月三周两天》（有关堕胎）或者是肯•洛奇的《风吹稻浪》（爱尔兰独立）。

The Secret Service has to be mindful that this isn't a threat that's gonna take the President's life, but it is nettlesome, we have to address this because it can cause a safety issue in the operating environment for the President.

特勤局必须注意，这不是一个会夺走总统生命的威胁，但这很棘手，我们必须解决这个问题，因为它会给总统的操作环境带来安全问题。