scruple/ˈskrupəl/复数形式scruples1顾忌, 道德疑虑a principle that makes one doubtful or reluctant toward a morally wrong action2顾忌, 犹豫uneasiness about the fitness of an action同义词： qualmmisgiving3斯克鲁普尔, 等于20格令的药衡重量单位a unit of apothecary weight equal to 20 grains