come forward

英 [kʌm ˈfɔːwəd]

美 [kʌm ˈfɔːrwərd]

自告奋勇; 主动提供（信息）

柯林斯词典

PHRASAL VERB 自告奋勇;主动提供(信息)
If someonecomes forward, they offer to do something or to give some information in response to a request for help.
1. A vital witness came forward to say that she saw Tanner wearing the boots.
  一位非常重要的证人站出来说她看见坦纳穿着那双靴子。

verb

make oneself visible
1. Young people should step to the fore and help their peers
Synonym:come to the forestep forwardstep upstep to the forecome out

Those who do not come forward should be hunted down
对于那些不肯自首的罪犯应予缉拿归案。
All these people will come forward if we need them to testify?
如果需要作证的话这些人都会站出来吗？
I should have come forward to the police and told them what we'd done.
我应该去警察局自首并告诉他们我们所做的事情。
If someone would like to come forward to help with the school trip we should be extremely grateful.
如果有人愿意资助学校的旅行的话，我们将感激不尽。
Several scholars have already come forward, calling the claims unfounded and contradictory to basic tenets of christianity.
有几位学者已经发表了他们的看法，他们称这些说法都是毫无根据的，并且和基督教基本教义相冲突。
All patriots belong to one big family, whether they rally to the common cause early or late.; All patriots belong to one big family, whether they come forward early or late.
爱国一家，爱国不分先后。
Gray and Hunter were the first to come forward.
格雷和亨特首先站了出来。
It is thanks to this committee that many new sponsors have come forward
又有许多赞助商找上门来，这要归功于这个委员会。
Police said that several people had come forward with information about the attack.
警察说已经有好几个人提供了关于这次袭击的信息。
Ben, I want whoever's responsible to come forward.
本，我希望不管是谁的责任，他都能够站出来。