词典释义：
插手帮助；顶替；代替
Today's hearing was just the first step in the legislative process.
今天的听证会仅仅是立法程序的第一步。
This won't solve the problem but it's a step in the right direction.
这虽不能解决问题，却是朝正确方向迈出的一步。
The military operation was the first step in a plan to crush the uprising.
这次军事行动是镇压暴动计划的第一步。
It's only a small improvement, but at least it's a step in the right direction.
虽然这只是小小的改进，但至少是朝正确方向迈出的一步。
The team coach was forced to step in to stop the two athletes from coming to blows.
运动队教练不得不介入，才使两个运动员没有动起手来。
《Step In》是李玟演唱的一首歌曲，收录在专辑《Exposed》当中。
become involved in a difficult or problematic situation, especially in order to help or prevent something from happening
插手帮助（或干预）。
act as a substitute for someone
代替，顶替
露西在接到通知后很短的时间内就接替了琼的位置。
Have Meechum step in here.
让密查姆进来。
《House of Cards Season 4》《纸牌屋 第四季》
Don't step in the fire. We're cavemen.
别把火踩灭了，我们是山顶洞人。
《The Pursuit of Happyness》《当幸福来敲门》
Where's Alicia? Oh, she asked me to step in for her.
艾莉西娅在哪？她让我代她来。
《The Good Wife Season 5》《傲骨贤妻 第五季》
Don't worry. As your tertiary friend, I am prepared to step in and comfort you.
别担心，作为你排名第三的好朋友，我愿意挺身而出安慰你。
《The Big Bang Theory Season 4》《生活大爆炸 第四季》
Hey, I'm just saying, I'm here if you need me to step in. No, no, no. I got this.
我插一句，如果你不行了我乐意上场。不用。不用。我能行。
《The Big Bang Theory Season 11》《生活大爆炸 第十一季》
There is one idea we could try. Eli, could you step in here a minute? Mr. Governor.
有个办法我们可以试试，伊莱，能过来一下吗？州长先生。
《The Good Wife Season 7》《傲骨贤妻第七季》
The last step in this long process, an intrepid paleontologist has to come find you.
这个漫长过程的最后一步，一位勇敢的古生物学家必须要找到你。
《TED-Ed》《TED教育》
The final step in our evaluation is always to see what happens when the monitor's removed.
评估的最后一步，都是要看看监控器取走后你们的反应。
《Enders Game》《安德的游戏》
Who are you? I'm Lucca Quinn. Alicia asked me to step in just to get a continuance. Where is she?
你是谁？我是卢卡·奎因，艾丽西娅让我代她来申请诉讼延期。她在哪儿？
《The Good Wife Season 7》《傲骨贤妻第七季》
She let the Capitol and the districts destroy one another, and she step in to take power over Thirteen's arsenal.
她让国会区和其他区互相厮杀，而她坐收渔翁之利，直接控制了十三区的军械库。
《The Hunger Games: Mockingjay - Part 2》《饥饿游戏3：嘲笑鸟(下)》
Clearly the combination of our DNA is exceptional. Our child could be the next step in the evolution of mankind. We'll be able to get into any preschool we want!
很明显，我们俩人的DNA结合无与伦比，我们孩子也许是人类进化下一步的开端，所有幼儿园都会任我们挑选！
《The Big Bang Theory Season 10》《生活大爆炸 第十季》
