(Medicine)relating to or denoting a stage preceding a clinical stage, in particular (医)临床前的,尤指 ■relating to or denoting the first, chiefly theoretical, stage of a medical education (医学教育的理论学习阶段)临床实习前的 preclinical students. 临床实习前的医科学生。 ■relating to or denoting the stage in a disease prior to the appearance of symptoms that make a diagnosis possible (病情)临证前期的,临床前的 ■relating to or denoting the stage of drug testing that precedes the clinical stage (药物)临床使用前的