step up

增加； 加快； 提升； 升高（电压）； 站出来

It's Peter Parker's death that inspires this kid to step up.(但彼得·帕克死了，少年一夕老成。)

Most assume he does not want to step up until elections in 2014.(大多数人认为在2014年选举前他不想站出来。)

The art is in judging the step up just right.(这种方法的艺术就在于正确判断将请求升级的时机。)

She was like a nurse for newborns, urging me to step up and change a diaper or something.(她就好像照顾新生儿的护士一样，催促我去快点换个尿布或其他东西。)

We will step up the use and administration of the Internet.(加强对互联网的利用和管理。)

Fifth, step up coordination and cooperation.(第五，加强协调配合。)

The meeting ended with a pledge to step up cooperation between the six states of the region.(会议以加快该地区6个州之间合作的承诺结束。)

And the next step up the ladder would depend on her performance in Paris.(而她的下一次晋升就取决于她在巴黎的工作表现。)

But, we must also step up efforts to increase agricultural productivity.(但是我们也必须加大努力，提高农业生产率。)

Third, step up overall planning to bolster cooperation in social fields.(第三，加强统筹，努力推进社会领域合作。)

verb

1. increase in extent or intensity

e.g. The Allies escalated the bombing

Synonym: escalateintensify

2. speed up

e.g. let's rev up production

Synonym: rev up

3. make oneself visible
take action

e.g. Young people should step to the fore and help their peers

Synonym: come to the forestep forwardcome forwardstep to the forecome out

1. 增加(数量等);提高(速度、强度等)
If you step up something, you increase it or increase its intensity.

e.g. He urged donors to step up their efforts to send aid to Somalia...
他敦促各捐赠方加快速度将援助物资送往索马里。
e.g. Security is being stepped up to deal with the increase in violence...
正在加强安保工作以应对日益增多的暴力活动。