The rat got into the bellows and said nothing, so it was criticized on both sides.

The mouse got into the bellows - and got angry from both sides. , meaning that a person is on both sides of a conflict, cannot please both sides, and is wronged everywhere.

Xiehouyu is a special language form in Chinese vocabulary created for the masses in their daily life practice. It is a short, funny and vivid sentence. The idiom consists of two parts: the former part acts as an "introduction", like the face of a riddle, and the latter part plays the role of "backing", like the answer to a riddle, which is very natural and appropriate.