A knight in shining armour 这个短语的传统意思是拯救少女的身着闪光盔甲的骑士。如今指帮人排忧解难的英雄人物。

例句

David came to help me when my car broke down - he's my knight in shining armour.

Thank you for bringing me that coffee - you're my knight in shining armour!

I just cannot get this computer to work. I need a knight in shining armour to come and fix it for me.

请注意

英语单词 knight 是盔甲骑士的意思，这个词的发音与英语中的黑夜 night 同样，需要特别注意。

During the dead of night, a knight rode into the castle to rescue the princess.