verb, figuratively, intransitive, verb-object
to derail; to go south; to take a turn for the worse
不要這麼盲目自信，不然你遲早會翻車的。
不要这么盲目自信，不然你迟早会翻车的。
bù yào zhè me máng mù zì xìn ， bù rán nǐ chí zǎo huì fān chē de ． Don't be so overconfident, or things will start to head south for you.
verb, intransitive, of a car or vehicle, verb-object
to flip over; to overturn