英汉词典

1. 即将来临的;即将发生的
    A forthcoming event is planned to happen soon.

    e.g. ...his opponents in the forthcoming elections.
           他在即将来临的选举中的对手们

2. 会发生的;现成的;可得到的
    If something that you want, need, or expect is forthcoming, it is given to you or it happens.

    e.g. They promised that the money would be forthcoming...
           他们承诺钱会到位。
    e.g. We must first see some real evidence. So far it has not been forthcoming...
           我们必须先看到一些实证，而到目前为止并没有看到。

3. 乐于提供信息的;愿意提供帮助的
    If you say that someone is forthcoming, you mean that they willingly give information when you ask them.