| 词汇 | step up something |
| 释义 | Idiom step up somethingstep up (something) to make something larger, faster, or more effective.Following the explosion the airport authorities stepped up security.We had to step our defense up and move the ball better. Usage notes: also used in the form step it up: The coach said that if we don't step it up in the second half we're in trouble. |
| 随便看 |
|
青年旅行网英语在线翻译词典收录了440382条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。