一个天南,一个地北

yī ge tiān nán , yī ge dì běi

to live miles apart

one

ge

used in 自個兒|自个儿[zi4 ge3 r5]

tiān

day

nán

south

,

one

ge

used in 自個兒|自个儿[zi4 ge3 r5]

earth

běi

north