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

Nobody has yet come forward with any information relating to the girl's death.
还没有人出来提供关于这女孩之死的任何消息。
We need the field to advance. We need them all to come forward.
我们需要这一领域不断向前发展，但愿这些制造商都能够更进一步。
My Beloveds all of this negative stuff must come forward.
亲爱的，所有这些负面内容必须浮现出来。
He crooked his finger: 'Come forward,' he said.
他勾勾手指说：“过来。”
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。
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。
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。
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。
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。
Investigations have ground to a standstill because no witnesses have come forward.
调查陷入停滞，因为没有证人站出来。