eat away (at)

• • 侵蚀；腐蚀；消耗；逐渐毁掉(或破坏)，吞食掉：

    For eons,the pounding waves ate away at the shoreline.

    长时期以来波涛汹涌的海浪冲蚀着海岸线。

    The acid ate away the metal.

    酸腐蚀了金属。

  • 痛快(或尽情)地吃，吃得心满意足，继续吃下去：

    Eat away,my child, I'll not stop you.

    尽情地吃吧，孩子，我不会阻拦你的。

  • 烦扰，打扰(at):

    I wonder what the dickens was eating away at him.

    我不知道到底是什么事在使他烦心。