山中无老虎，猴子称大王
shān zhōng wú lǎo hǔ , hóu zi chēng dà wáng
in the country of the blind the one-eyed man is king (idiom)
(depending on the source, the last word is either 大王[da4 wang2] or 大王[dai4 wang5])
山
shān
mountain; hill (CL:座[zuo4])
中
zhōng
(bound form) China; Chinese
无
wú
not to have
老
lǎo
prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity
虎
hǔ
tiger
，
,
猴
hóu
monkey
子
zi
noun suffix, as in 椅子[yi3 zi5] "chair"
称
chēng
to weigh
大
dà
big; large; great
王
wáng
king or monarch