I'm going to let you in on a little secret.
我要向你透露一个小秘密。
美剧中的使用实例A：I'm gonna let you in on a little secret, Bradley. Women really only want one thing, what they can't have. You got make her jealous.
A：我告诉你一个小秘密吧，布莱德利。女人其实只想要一个东西，那就是她们得不到的那个。你得让她产生嫉妒心。
B：How am I supposed to do that?
B：那我要怎么做呢？
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