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

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。
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。
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。
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。
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。
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。
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。
Faculty and Student Council representatives will come forward to wash each other's feet.
老师和学生会代表将会上前来彼此洗脚。
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。