rén xīn bù zú shé tūn xiàng
a man who is never content is like a snake trying to swallow an elephant (idiom)
人
rén
person; people
心
xīn
heart
不
bù
no; not so
足
zú
(bound form) foot; leg
蛇
shé
variant of 蛇[she2]
吞
tūn
to swallow
象
xiàng
elephant
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