They wanna believe in something they know can't be true.他们想要相信一些明知是假的东西

believe in相信； 信任

Do you believe in the hereafter?

你相信来世吗？

I fervently believe in our eventual victory.

我坚信我们最后会胜利。

Wait, so if "A" is putting on a magic show 那如果A要表演魔术

put on上演，演出

They are putting on Macbeth next week.

他们下周演出《麦克白》。

I think we're a part of her act.我觉得我们是她表演的一部分

a part of ... 的一部分

Anther is a part of a flower that contains the pollen.

花药是花的雄蕊上带花粉的部分。

It's a part of your duties to proofread.

校对是你的份内之事。