英语词汇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	on the ball
释义	on the ball informal : mentally prepared : aware of what is happening and ready to do what is needed or wanted敏锐的；机警的 With so many intelligent students, the teacher must always be on the ball.班上有那么多聪明学生，老师上课时必须时刻随机应变 Their lawyer was really on the ball.他们的律师确实很精明。 ⇒ Main Entry: ¹ ball
随便看	sleepyhead sleepyheads sleet sleeted sleeting sleets sleeve sleeved sleeveless sleeve notes sleeves sleigh sleighs sleight of hand slender slenderer slenderest slenderness slept sleuth sleuthing sleuths S level S levels slew

英汉双解词典包含109353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。