No one wants to buy into a relationship without trying it first, and you can't really try it without, in effect buying it first.

没人想在还没有尝试的时候就盲目投资一段感情，但你又不能真的进行尝试，必须先买单。

youdao

By experiment and clinical study, we try find out a kind of TCM transderm therapeutic method which has no damage or side effect and works effectively.

故本课题力求通过实验研究和临床观察寻找无损伤，无副作用，见效快的中药外治疗法。

youdao

So remember, if you are not feeling your best, you can always try out some different coloured clothes. If one colour has no effect on your feelings, maybe another will.

所以记住，如果你感觉不大好，你可以时常尝试着不同颜色的衣服。如果一种颜色对你没用的话，可能另一种会有用。

youdao

In other words, if the best argument in defense of these things is that they simply have no effect, why even try to justify them?

FORBES: The Pen Is Mightier Than the Scold