"娶她为妻"可以用英文表示为"marry her"。
"Marry"是英语动词，意思是"与某人结婚"。它来自古英语"mærg"，最初指"与某人结婚"，后来也可以表示"与某人合并"。
例句：
I want to marry her and spend the rest of my pfe with her. (我想娶她，与她共度余生。)
He asked her to marry him, and she said yes. (他向她求婚，她答应了。)
They decided to marry in a small, intimate ceremony. (他们决定在一个小而亲密的仪式上结婚。)