Zhè duì lǎo fūqī jǐ shí nián tóng hūxī, yī ge yǎnshén jiù dǒng duìfāng.
After decades of breathing as one, the old couple can read each other with a single glance.
Tips
usage
Very often appears in the set 同呼吸、共命运 ('breathe as one, share one fate'). Official and political speech uses it for leader/people solidarity; in private it describes deep partners or longtime friends.
