"We should all be wearing helmets from now on when taking trains," quipped writer Liu Hongbo, while another commentator, Zu Chong, asked "Whether when we leave home each morning means a farewell?
“从现在起，我们坐火车时都应当戴头盔。”作家刘洪波打趣到。另一位评论家祖充发问“是不是我们每天早上出门就意味着告别？”
Military officials are still tight-lipped about when or whether their forces will launch a ground offensive.
军官们对于什么时候以及是否发动地面进攻依然守口如瓶。
When humans first started building houses, determining whether they would work as planned was mostly a matter of trial and error.
人类最初开始建造房屋时，决定它们是否如计划一样奏效的方法几乎是去试一下，看看有什么不妥的地方。
When supervisors give employees an unfavorable evaluation, they must decide whether to take any suspending actions.
当主管给员工一个不满意的评价时，主管们必须决定是否采取任何行动，让该员工暂时停职。
When taking any drug, you should ask your doctor whether drinking alcohol could be dangerous in combination with the medicine.
服用任何药物时，你都应该问你的医生在服药期饮酒是否会有危险。
When Dr. Gottman really wants to assess whether a couple will stay together, he invites them to his island retreat for a much longer evaluation: two days, not two seconds.
如果戈特曼博士真的想要评估一对夫妇是否会在一起，他会邀请他们到他的岛上静修处进行一个更长的评估：持续两天，而不是两秒钟。
When caught, all are liable to prosecution, and the decision whether to send for the police or not is in the hands of the store manager.
一旦被抓住，所有人都可能被起诉，是否报警的决定权在店长手中。
Anyone who has toiled through SAT will testify that test-taking skill also matters, whether it's knowing when to guess or what questions to skip.
任何一个曾经辛苦地经历过SAT考试的人都可以证实，应试技巧也很重要，即是否知道什么时候该猜测答案或者什么样的问题该跳过去。
Such experiments cannot, however, reveal whether the birds were reexperiencing the past when retrieving the information.
然而，这样的实验并不能揭示鸟类在获取信息时是否在重新体验过去。
Reformers also want to see the INS set up a database to monitor whether visa holders actually leave the country when they are required to.
改革派人士还希望移民归化局建立一个数据库，以在这些签证持有人被要求离开该国的时候，监控他们是否真的离开了。
The question is not whether it will reach other rice-growing areas of Europe, but when.
问题不是它是否会波及欧洲的其他水稻种植区，而是什么时候会波及。
There were times when I wondered whether I could realize my dream or not.
曾经好几次我都在想自己是否能够实现梦想。
After all, it's hard to do a double-blind test when the subjects can see for themselves whether or not the light is on.
毕竟，要做双盲测试是很困难的，因为受试者自己可以看到灯是否亮着。
As with gingerbread men and gummy bears, the dilemma when served a locust is whether to begin eating it head or legs first.
就像吃姜饼的人和小熊软糖一样，吃蝗虫时的窘境是先吃它的头还是腿。
Again, in Colombia, a speaker of English would have to know that when he indicates height he must choose between different gestures depending on whether he is referring to a human being or an animal.
此外，在哥伦比亚，英语国家的人必须知道用手势表示身高时，必须考虑他指的是人还是动物，分别用不同的手势。
When asked whether the injury affected his shooting, Iverson said: "Not at all."
当被问及受伤是否会影响到他得分时，艾弗森说: “根本不会。”
Whether he is innocent or guilty is a decision that will be made when the case is tried in court.
他有罪还是无罪要等案子经由法庭审理后才能做出判决。
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。
First, when you get your bike, whether it's new or second-hand, bring it as soon as possible to us.
首先，当你得到你的自行车，无论是新的还是二手的，尽快把它带给我们。
We all have pain in our lives, whether it's the jackhammer snarling across the street, or the sudden wave of anxiety when we get up to give a speech.
我们在生活中都有痛苦，无论是在街对面吼叫的手提钻,还是当我们站起身发表演讲时突然而至的一阵焦虑。
When I refer to the Morning Star, I'm talking about Venus, whether or not I realize it's Venus.
当我提到晨星时，我指的是金星，不管我是否意识到它是金星。
When I talk about the Evening Star, I'm referring to Venus, whether or not I realize that Venus is the Evening Star.
当我谈到昏星时，我指的是金星，不管我是否意识到金星就是昏星。
When that was eaten, the sparrow asked him whether he had had enough now.
吃完后，麻雀问他现在是不是吃饱了。
Coffman says he wants to know whether district officials hid the budget shortage until after the November election, when voters approved a $212 million bond issue for schools.
考夫曼说他想知道地区官员是否把预算短缺的问题隐瞒到了11月选举之后，直到选民们批准为学校发行2.12亿美元的债券。
When a jet takes off from LA international, headed toward London, one degree of difference can determine whether he lands in Greenland or Africa.
当一架飞机从洛杉矶国际机场飞往伦敦时，一度的差异可以决定他是降落在格陵兰岛还是非洲。
When a golfer takes a swing at a ball, one degree of difference can determine whether the ball comes in under par, or sinks one in the lake.
当一个高尔夫球员击打球时，一度的差异可以决定这个球会低于标准杆或者是将掉入湖中。
When the clerk saw a kind face wrinkled in an apologetic smile, she stood rooted to the ground, wondering whether to stay or leave.
当店员看到一张慈祥又印满皱纹的脸上带着歉意的微笑时，她像生了根似的站在地上，不知道是该留下还是离开。
Often, students are not sure whether they have the android or the real teacher when they go to class.
当学生们去上课时，他们经常不确定他们是有机器人还是真的老师。
What this means is that the search engine will know whether you are looking for a car or a big cat when you search for "jaguar".
这意味着，当你搜索“美洲虎”，搜索引擎会知道你要找一辆车还是一只大猫。
Actually, your stomach makes noise whether you're hungry or full; you just hear it more clearly when you're hungry.
事实上，不管你是饿了还是饱了，你的胃都会发出声音；你只是在饿的时候更清楚地听到它。
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