老婆晚安，是一个简单而又充满温馨的祝福。下面我将分享一些如何用英文写老婆晚安的技巧。

首先是开头，可以用一些热情洋溢的语言来表达自己对老婆的爱。例如：

My dearest wife, as the night falls, I want to take this moment to tell you how much I love you.

接下来是祝福语，可以用简单而又温馨的话语来祝福老婆。例如：

Sweet dreams, my love. May your sleep be filled with peacefulness and tranquility.

Goodnight, my beautiful wife. May you wake up tomorrow with a smile on your face and love in your heart.

最后，可以用一些感性的语言来表达自己的思念和关爱。例如：

As I close my eyes tonight, I am grateful for having you in my life. You are my rock, my soulmate, and my everything. I love you more than words can express.

In this quiet moment, I am sending you all my love and hugs. Sleep tight, my darling wife.

总之，用英文写老婆晚安并不难，只要用简单而又真挚的语言表达出自己的爱和关怀即可。