접두사(prefix)로 익히는 핵심 단어 공략<2> dia(across) diagonal: from one side to another (at a slant)[대각선의] diameter: across a circle(원의 지름) dis(not, apart) disappear: not to appear(사라지다) distant: away from(멀리 떨어진) e, ex(out of) expel: to throw out(내던지다) emit: send out(방출하다) extra, extro(outside) extraterrestr..