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

We let them come forward and cross the hedge, then we blew them apart.
我们会让敌人前进越过树篱，然后把他们切开。
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。
More unusual is her refusal to come forward to offer her evidence.
更加怪异的是她拒绝出来向世人提供她的证据。
The police have appealed to anyone with information to come forward and talk to them.
警察呼吁所有知情的人来和他们谈谈。
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。
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。
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。
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。
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。
They have come forward with an offer of help.
他们主动表示要提供帮助。