1. 虚弱的;微弱的;无力的
    If you describe someone or something as feeble, you mean that they are weak.

feeble的解释

    e.g. He told them he was old and feeble and was not able to walk so far...
           他告诉他们，他年老体弱，不能走那么远。
    e.g. the feeble light of a tin lamp.
           锡灯微弱的光线

2. 软弱的;懦弱的
    If you describe someone as feeble, you are criticizing them because they are afraid of taking strong action or seem to make no effort.

feeble是什么意思

    e.g. He said that the Government had been feeble.
           他说政府很懦弱。
    e.g. ...some rather feeble traditionalists.
           一些相当软弱的传统主义者

3. 牵强的;不太可信的
    If you describe something that someone says as feeble, you mean that it is not very good or convincing.

    e.g. This is a particularly feeble argument.
           这个论点尤其站不住脚。