be on the ball
查询英语单词中文释义、音标、发音和例句。
be on the ball
英
[be on the ball]
美
[be on the ball]
中文释义
在精力充沛地行动, 知情, 内行
单词分析
单词结构:
be on the ball
字母数:14
记忆提示
🎯 重点记忆:
- 单词拼写:be on the ball
- 核心含义:在精力充沛地行动, 知情, 内行
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更新时间:2026-09-21 20:28:06