张三,李四,王五,赵六

zhāng sān , lǐ sì , wáng wǔ , zhào liù

(four proverbial names) Tom, Dick and Harry

zhāng

to open up

sān

three

,

plum

four

,

wáng

king or monarch

five

,

zhào

one of the seven states during the Warring States period (476–220 BC)

liù

six