YOU SAID:

I don't know what hey mean when they say equilibrium

INTO JAPANESE

彼らが均衡を言うとき、私はちょっと何を意味するのかわかりません

BACK INTO ENGLISH

When they say equilibrium, I do not know what it means

INTO JAPANESE

彼らが均衡を言うとき、私はそれが何を意味するのかわかりません

BACK INTO ENGLISH

When they say equilibrium, I do not know what it means