of, relating to, or denoting substances that prevent the growth of disease-causing micro-organisms 抗菌的,防腐的 ■(of medical techniques) based on the use of such substances (医疗技术)使用抗菌剂的,使用防腐剂的 ■(figurative)scrupulously clean or pure, especially so as to be bland or characterless (喻)一尘不染的(尤指过分整洁反显单调的) their squeaky-clean home epitomizes this antiseptic respectability. 他们那一尘不染的家正好体现了这种整洁而呆板的体面名声。