说实话，这些没有科学依据。
动物会哭泣的说法没有科学依据。
它们大多数背后都没有科学依据。
虽然有些人声称他们能预测未来，但这背后没有科学依据。
While some people claim they can predict the future, there is no scientific basis behind it.
如果你曾经用“如果我是你……”这样的句子开头，这背后是有科学依据的。
If you've ever started a sentence with, "If I were you...", there's a scientific reason behind it.
如果你曾经用“如果我是你……”作为一句话的开头，这背后是有科学依据的。
If you've ever started a sentence with, "If I were you...", there's a scientific reason behind it.
这个想法有点古怪，但仍然有科学依据。
This idea is a little off-the-wall but still has scientific backing.
现在，这个想法背后有一些科学依据。
科学家们称这种化合物可能致癌，但是并没有确凿的科学依据。
Scientists say the compound is likely to cause cancer but have no hard scientific proof.
这些建议的科学依据是不明确的。
关于全球变暖的预言没有科学依据。
Predictions of global warming have no foundation in science.
但是，此种说法还需要科学依据！
显示这个数字没有科学依据。
这句古老的格言背后有什么样的科学依据呢？
这有任何科学依据吗？
有些投诉认为，气候变化的成因没有科学依据。
Some of the complaints argued that there is no scientific evidence of climate change.
美国一再谴责日本毫无科学依据的严格进口限制。
Washington has repeatedly criticized Japan for its tough import restrictions, which authorities say have no scientific basis.
采纳有科学依据的国际标准以限制人类暴露。
Adopt international science-based standards to limit human exposure.
科学主宰世界，即使抽象如情绪，也同样有科学依据。
Science rules the world. Even emotion (although metaphysical) is based in science.
这正是经济学的科学依据所在：观察结果真正反映的现实。
That's the science part of economics: looking at what the results really say.
同样，传统的医生也对缺乏科学依据的治疗方法存有偏见。
Likewise, conventional doctors are inclined to be prejudiced against treatments that lack scientific foundation. These are not the only difficulties.
这是迷信，既没有科学依据地相信某物会带来好运或厄运。
Is a superstition, a belief that something brings good or bad luck — without a scientific reason to think so.
那么会不会聪明到知道核实一下他们这种说法的科学依据呢？
Intelligent enough to check out the scientific basis for those claims?
另一位医生观众质疑五肽能够减少细纹和褶皱的科学依据性。
Another viewer, a doctor, challenged whether there really was scientific evidence that pentapeptides reduced lines and wrinkles.
到目前为止，二手烟对听力的影响背后的科学依据仍是一个谜。
So far, the science behind secondhand smoke's effects on hearing remains a mystery.
我个人认为没有任何科学依据说早起，就会更有效率。
Personally I don't think there's any scientific rationale behind waking up early and being more productive.
牡蛎 有传说提到牡蛎是爱的食物，这是有科学依据的。
很多人相信字迹和创造力有关，但实际上并没有太多的科学依据。
Many believe, without much scientific evidence, that creativity is linked to it.
很多人相信字迹和创造力有关，但实际上并没有太多的科学依据。
Many believe, without much scientific evidence, that creativity is linked to it.
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