to know something from something
01
to distinguish or identify between two things based on knowledge or familiarity
![to [know] {sth} from {sth} definition and meaning](https://cdn.langeek.co/photo/52087/original/?type=jpeg "to [know] {sth} from {sth} definition and meaning")
例
I know good coffee from bad just by the smell.
to distinguish or identify between two things based on knowledge or familiarity
