hit the nail on the head片語KK [hɪt ðə nel ɑn ðə hɛd] /hɪt ðə neɪl ɑn ðə hɛd/發音片語1一針見血、說中要害、一語中的You hit the nail on the head when you said we lack funding.你說我們缺少資金，真是一針見血。