distinguish [tell] ((A from B))
- 言語能力によって人間と動物は識別される
- Speech distinguishes humans from animals.
- その二人のバイオリニストの優劣を識別するのは難しかった
- It was hard to tell which of the two violin players was better.
- この双子の姉妹は識別しがたい
- The twin sisters are 「hard to tell apart [virtually indistinguishable].