Vocapedia
Log inTry for Free
Log in

Looking up...

Words

  • Words of the Year
  • Recent Lookups
  • My Dictionary

Languages

  • English
  • Vietnamese
  • Japanese
  • Chinese
  • Spanish
  • French
  • Korean
  • German

Features

  • Words of the Year
  • My Collections List
  • Reviews
  • Learning Resources
  • Community Collections

Learn

  • How It Works
  • Study Guides
  • Language Tips
  • FAQ
  • Getting Started
  • For Individuals
  • For Teachers

Community

  • Forum
  • Blog
  • Help Center
  • Partnerships

About

  • About Vocapedia
  • Contact Us
  • Feedback

Legal

  • Terms of Use
  • Privacy Policy
  • Cookie Policy
  • Accessibility
  • GDPR Compliance
© 2026 Vocapedia. All rights reserved.

on the ball

/ɒn ðə ˈbɔːl/
adjective★中级— 机灵,反应快◆成语
非正式

形容某人反应灵敏、思维敏捷、工作表现出色。

The new manager is really on the ball; she fixed the issue within minutes.

这位新经理非常机灵,她在几分钟内就解决了问题。

💡

常用于赞扬对方的工作效率或应变能力。

搭配

be on the ball保持机灵,反应快

同义词

alertsharpquick-witted

反义词

slowclumsyunaware

相关短语

on the spot成语
当场,立即
on the go成语
忙碌中,持续进行

💡专业提示

使用搭配

通常与 be 动词连用,如 He is on the ball.

⚡黄金法则

主语一致

使用时主语必须是人或具有人格特征的实体。

📖词源

源自体育比赛中的比喻,指运动员保持在球上或紧盯球,以便随时做出反应,后转义为人思维敏捷。

📝用法说明

多用于口语和非正式书面语,常与动词 be 连用,如 be on the ball。

单词拆解

on
在…上
preposition
+
the
这个/那个人/事物的特指冠词
article
英汉词典

Learning Progress

Track your learning journey!

• Save words to build your vocabulary

• Monitor your daily streak

• Get personalized review reminders

• See words learned statistics

Log in to access advanced features and track your progress!

Go to Dashboard →

Recent Lookups

The most recent words being looked up. Stay up to date with what language learners are exploring.