Why shouldn't you tell a secret on a vegetable farm?

你为什么不能在菜园里说个秘密呢？

So the joke is: Why shouldn't you tell a secret on a vegetable farm?

你为什么不能在菜园里说个秘密呢？

And they're not going to laugh, but: Why shouldn't you tell a secret on a vegetable farm?

他们不会笑的，但是：你为什么不能在菜园里说个秘密呢？

In front of me is a rooftop vegetable farm.

在我面前是一个屋顶蔬菜农场。

And about two or three days a week, when he can, he works for an Italian family on their vegetable farm.

如果可以的话，他每周大约有两三天在一个意大利家庭的蔬菜农场工作。