pop除了“流行音乐；流行文化”的意思外，还可作副词解释成“突然；砰地；爆裂”等意思，pop the question意思是“求婚”。

【例句】
I've been waiting three years for him to pop the question.
我已花了三年等他向我求婚。

Betty has set her cap at Jack for many years before she finally got him to pop the question.
贝蒂追求杰克好多年了，终于使他来向自己求婚了。