单词	ack-ack
释义	ack-ack (ăkăk′) n. Slang 1. An antiaircraft gun. 2. Antiaircraft fire. [British telephone code for AA, abbreviation for ANTIAIRCRAFT.]
随便看	reflex camera reflexed 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

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。