一目瞭然

Simplified: 一目了然

On the HSK 7-9 vocabulary list, at CEFR level C1.

yīmùliǎorán ㄧ ㄇㄨˋ ㄌㄧㄠˇ ㄖㄢˊ

    • obvious at a glance (idiom)

Character by character

Sources