How Virgin Galactic, regulators and the public respond to this most recent tragedy will determine whether and how soon private space travel can transcend that playground.

维珍银河公司、监管机构和公众如何应对这起最近发生的悲剧，将决定私人太空旅行能否以及多久能超越这块天地。

youdao

In America, people are faced with more and more decisions every day, whether it's picking one of thirty-one ice cream flavors, or deciding whether and when to get married.

在美国，人们每天都面临着越来越多的决定，无论是从31种冰淇淋口味中选择一种，还是决定是否结婚和何时结婚。

youdao

Whether and when this might happen, though, is uncertain.

会不会发生或者什么时候间发生，尽管这还不是很确定。

youdao

South Korean officials have demanded a formal apology from the North and say they have not yet decided whether and how to pursue the matter further.

VOA: standard.2009.09.11

Whether and to what extent the Russian formalists and their allies, the Futurists--among them Mayakovsky and others felt a kind of antagonism or growing threat from the government is not wholly clear to me.

俄国的形式主义者和他们的同盟，未来主义者，比如玛雅可夫斯基,或多或少的感觉到了来自政府的敌意,这一点我并不十分清楚。

耶鲁公开课 - 文学理论导论课程节选

But I choose to walk, and just walking in the seasons whether it's snowing or raining, or gorgeous sunny fall day.

但是我选择走路，什么季节都是如此,无论是雪天，雨天，亦或是秋高气爽。

普林斯顿公开课 - 人性课程节选

We are talking about whether and how much the military should protect service women from combat.

NPR: Women in Combat: Rules and Reality

First, we avoid selection bias by randomizing whether and to whom influence-mediating messages are sent.

FORBES: Connect

The big decision for the FCC is whether and how to regulate broadband Internet carriers.

FORBES