If someone takes you by the scruff of the neck, they take hold of the back of your neck or collar suddenly and roughly.
例句
He picked the dog up by the scruff of the neck.他一把抓住狗的脖子把它拎起来。
英汉词典释义
n.
颈背
<英,非正>邋遢人
揪住人(或动物)的颈背
The barman took her by the scruff of the neck and threw her out.酒吧男招待一把揪住她的颈背，将她扔了出去。The cat picked up her kitten by the scruff of its neck.猫咬住幼崽的后颈把它叼了起来。