jǐng dǐ zhī wā
lit. a frog at the bottom of a well (idiom)
fig. a person of limited outlook and experience
井
jǐng
a well
底
dǐ
bottom; base
之
zhī
(possessive particle, literary equivalent of 的[de5])
蛙
wā
old variant of 蛙[wa1]
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