clinical trial
noun [ C ] medical specialized uk/ˌklɪn.ɪ.kəl ˈtraɪ.əl/ us/ˌklɪn.ɪ.kəl ˈtraɪ.əl/
临床试验
a scientific test of the effectiveness and safety of something such as a drug or medical treatment, which involves using it with patients in a controlled way
Scientists are conducting large-scale clinical trials to test whether aspirin can reduce the risk of bowel cancer. 科学家们正在开展大规模临床试验，研究阿司匹林是否能降低大肠癌风险。
Clinical trials showed a 20 percent increase in survival with hypothermia. 临床试验发现体温过低的生存率提高了百分之二十。
See also: clinical (MEDICAL)
- More examples
- The drug is already in clinical trials to treat a variety of tumours.
- A clinical trial is a study to answer a scientific question, such as whether one method of treating symptoms is better than another.
- Since she was too sick to have a traditional transplant, she agreed to enrol in a clinical trial.
- This approach to medical management is being evaluated in clinical trials.
- Drugs normally go through years of clinical trials in humans, and more than 99 out of 100 drugs never succeed.