单词	welkin
释义	wel·kin (wĕlkĭn) n. Archaic 1. The vault of heaven; the sky. 2. The upper air. [Middle English welken, from Old English wolcen, weolcen, cloud.]
随便看	reflex hammer reflexion reflexive reflexively reflexiveness reflexivity reflexologist reflexology refluence refluent reflux reforest reforestation re-form reform reformability reformable reformation reformational reformative reformatory reformed reformer reformism reformist

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。