酸葡萄

看到別人比自己好,就要酸葡萄,只會那樣有甚麼用?

When you see others doing better than you, you cry sour grapes. What good does that do?

別酸葡萄了，人家是努力來的。

Don't be sour about it, they worked hard for it.

他說那個工作很無聊，其實是酸葡萄心態。

He says that job is boring, but it's just sour grapes.