梦寐以求

mèng mèi yǐ qiú

lit. to yearn for sth even in one's dreams (idiom)

fig. to deeply long for; to covet

mèng

dream (CL:場|场[chang2],個|个[ge4])

mèi

to sleep soundly

abbr. for Israel 以色列[Yi3 se4 lie4]

qiú

to seek