“插头”的拼音为：chā tóu...

插头坏了，带电的电线露在外面。The plug broke, exposing live wires.检查一下别让插头松脱了。Check that the plug has not come loose .我必须更换吹风机的插头。I'll have to change the plug on my hairdryer....

“插头”的英语可以翻译为：plug，plug contact，male plug，receptacle plug，bnc connector plugs ...