spit,吐出，吐口水，14世纪早期指唾液。1825年开始指非常相似，the spit and image of someone or the dead spit of somone 指长得一模一样，dead在这里意为绝对的、完全的，起加强语气的作用。有个古老的谚语说，儿子是从父亲嘴里吐出来的，就是说他直接来自父亲的DNA。

The expression ‘the spitting image’ is usually used to describe a younger person, who looks like the older family member. Sun Chen: 一个孩子经常都会被人说成是他父母，或者是他哥哥姐姐的 spitting image.

For a better experience on your device, try our mobile site. BBC UKChina 手机版 How lifelike are these dolls of the British prime minister and Prince Harry? Photo: Getty Images / Bruce Adams There are ...