preclinical test

1. Preclinical evaluation of biological test methods of prosthetic materials
   义齿材料临床前生物学评价实验方法
2. Humanized mice provide not only a powerful tool to understand human physiology and pathology in vivo, but also a preclinical model to test clinical therapies.
   人源化小鼠不仅是一个在活体情况下研究人生理学和病理学的强大工具，也是一个前临床的模型可以用来研究临床治疗的相关问题。

noun

1. a laboratory test of a new drug or a new invasive medical device on animal subjects

   Synonym:    preclinical trialpreclinical phase