Structure:

Subject + Verb + 不下 + Object

Meaning:

To talk about whether or not something can happen or is possible, potential complements are used. One of the most common is 不下. This is used to talk about whether or not something will fit or go somewhere.

Examples:

The sentence could also be arranged with the object first (a topic).

   饭太多，我们 吃 不 下。

    Fàn tài duō ， wǒ men chī bú xià.

    There’s so much food. We can’t eat all of it.