斗筲之器

dǒu shāo zhī qì

person narrow-minded and shortsighted

斗

dǒu

abbr. for the Big Dipper constellation 北斗星[Bei3 dou3 xing1]

筲

shāo

basket

之

zhī

(possessive particle, literary equivalent of 的[de5])

器

qì

device