It is not possible to determine whether both continents are moving in opposite directions or whether one continent is stationary and the other is drifting away from it.

我们不可能确定是两个大陆在向相反的方向移动，还是一个大陆是静止的，而另一个大陆在漂移。

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or hepatitis are reported, but other possible infections often are not.

VOA: special.2010.02.10

Similarly, it's not possible to picture or imagine what it's like to have fainted and be completely unconscious with nothing happening cognitively.

同样的，要想象,完全不省人事的昏迷,没有任何知觉的感觉也不可能。

耶鲁公开课 - 死亡课程节选

it's not always easy or possible

做起来没那么简单，也不太可行，

临时抱佛脚？也做过 - SpeakingMax英语口语达人

Secondly, an evaluation should be made as to whether or not it is possible to maintain necessary safeguards contained in the conditions of certain approved export licenses.

CENTERFORSECURITYPOLICY: "US Relations With China"

It may or may not become possible when the fighting is over to devise an international zone between Egypt and Israel which might serve as a secure additional route between the Red Sea and the Mediterranean.

ECONOMIST: Splenetic Isolation | The

And indeed, Jake, if you had looked at this just through a static, unidimensional lens 45 days ago and you and I had been discussing whether or not it was possible that the Qaddafi regime would lose control over half the people in his country, we would say probably not.

WHITEHOUSE: The White House