一旦你确定了自己的位置，你就暴露了，而如果你在这里失败，你就有麻烦了。
The moment you position yourself, you become exposed, and if you fail in that you are in trouble.
这些陌生人善于判断他们所注视的人是否疲倦，而如果他们昏昏欲睡，他们的吸引力得分就会很低。
The strangers were good at judging if the person they were looking at was tired, and, if they were sleepy, their attractiveness score was low.
在应对如此规模的挑战时，可以毫不夸张地说，“团结则存，分裂则亡”，而如果我必须选择一个口号，那就是“多元一体”。
In dealing with a challenge on such a scale it is no exaggeration to say, "United we stand, divided we fall" and if I had to choose a slogan it would be "Unity in our diversity".
这是一个只输无赢的情形。如果她假装讨厌内德，她会觉得痛苦；而如果她承认喜欢他，她会感觉更难受!
It was a no-win situation. Either she pretended she hated Ned and felt awful or admitted she loved him and felt even worse!
没准你因为停车而发现一块隐藏的宝石呢，而如果你不停车你就与它失之交臂了。
Maybe you found a hidden gem because of parking, and if you don't stop you will miss it.
如果一个人侧重雨季，就会把玛雅故土称为“季节性热带森林”；而如果侧重旱季，就可以把它描述为“季节性沙漠”。
If one focuses on the wet months, one calls the Maya homeland a "seasonal tropical forest"; if one focuses on the dry months, one could instead describe it as a "seasonal desert".
而如果这两种介质的密度相差较大，就像空气和水那样，那么大部分的能量将会折射回来，只有一小部分会继续传播进入到新的介质中。
If the two media have really different densities, like air and water, then most of the energy is going to be reflected back, very little of it will keep going and get transmitted into the new medium.
而如果你没有失败，你就无法尝试。
而如果我们接受个人理论呢？
而如果他们不在时，顾客则会选择便宜的。
而如果商品价格稳定，通货膨胀可以减缓。
Inflation, meanwhile, could slow if commodity prices stabilise.
而如果你衡量消费力，世界将显得更平等。
And if you measure consumption, the world seems a more equal place.
而如果它决定搬迁，其它一些州正排队欢迎。
But other states are queuing up to welcome it if it decides to move.
而如果开公司，自由就可以最大化。
而如果没有见过的话，这又不是最合适的例子。
And, if you haven't seen it, then maybe it's not the best example.
而如果涉及到更多点击，人们就不愿使用它。
而如果该椭圆结构曾是细菌，它们也该在所有区域出现。
And if the oval structures were once bacteria, they should be everywhere, too.
而如果鲍比也去世的话，那最小的弟弟，泰德就要接手。
And if Bobby died, our young brother, Ted, would take over for him.
而如果文件是打印的，你可以对文件进行光学字符识别。
And if the documents is typed, you can just apply OCR to the document.
而如果导线发生故障，患者需要接受大手术才能取出导线。
And if the leads fail, removing them may require major surgery.
而如果你有一门手艺，我们就不能用机器替代你。
而如果我年长或年轻几岁，我都将错过这种机会。
A few years older or younger and I would have missed that opportunity.
而如果听得时间更长，那么五年之后就可能会永久丧失听力。
But if they listened for longer periods, they risked permanent hearing loss after five years.
而如果他们使用了氢气，那将排放更少的二氧化碳。
They could have an even smaller carbon footprint if fuelled with hydrogen.
而如果时机太晚，不能套现，企业则可能一蹶不振。
Leave it too late to monetise and the business could collapse.
而如果你不想对跑步感觉厌烦，就尝试些新东西吧。
If you do not want to get bored with running and do it on autopilot try something new.
而如果她想获得第二次面试那将要等上数月甚至更久。
It could be another few months, or more, before she has the next interview.
而如果降低绿色能源的价格，所有人就都想使用它了。
Instead, make green energy so cheap that everybody wants to use it.
而如果降低绿色能源的价格，所有人就都想使用它了。
Instead, make green energy so cheap that everybody wants to use it.
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