feed one's face
吃饭
A:Will you ask Frank to help me out of the difficulty?
A：你能让弗兰克帮助我摆脱困境吗?
B:Yes, I will. But now he is feeding his face.
B：可以，但现在他正在吃饭。
A:Then what?
A：那怎么样?
B:When he is feeding his face he hages being bothered.
B：他吃饭时最讨厌别人打扰他。