deep down片語KK [dip daʊn] /dip daʊn/發音片語1內心深處、其實、說實話Deep down, she knew the relationship was already over.她內心深處知道這段感情早就結束了。2本質上、實際上He acts tough, but deep down he's a kind person.他裝得很強硬,但本質上是個善良的人。3在深處、在底下字面The wreck still lies deep down on the ocean floor.那艘沉船仍躺在海底深處。