一览无余 yīlǎnwúyú to take in everything at a glance Definitions Defs Origin Strokes Stroke Words Sentences Sents 一览 一覽 yīlǎn at a glance to see everything in one view or bird's-eye view; often used in the pattern 一览无遗 yīlǎnwúyí无余 無餘 wúyú completely thoroughly; to the full extent; without exception