英语词汇be on the ball怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	be on the ball
释义	be on the ball [俚语] 变机警；机灵能干；活跃；准备应急；提高警惕，警觉专心做事；知情，内行，能胜任；积极能干，有能力，擅长于；精力充沛
随便看	corroboration corroborations corroborative corroborative evidence corroboratively corroboratives corroborator corroboratorily corroborators corrode corroded corrodent Corrodentia corrodentias corrodents corroder corroders corrodes corrodibilities corrodibility corrodible corrodier corrodies corroding corroding lead

英汉双解词典包含483723条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。