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

格林对熵，对这令人头力学第二定律发起了他最猛烈攻击。

2.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，获奖总是些围绕着恼人事件电影，比如说克斯蒂安•蒙吉《四月三周两天》（有关堕胎）或者是肯•洛奇《风吹稻浪》（爱尔兰独立）。

3.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，这不是夺走总统生命威胁，但这很棘手，我们必须解决这问题，因为它给总统操作环境带来安全问题。