a class of drugs that inhibit (block) some biological process
双语例句
"A science fiction cannot not be regarded as a mere entertainment, but in fact it tells the reader much more." "科幻小说不能简单地看成是供消遣的，而实际上它给读者展示更深刻的内容。"
In many cases, a neuromuscular-blocking agent and a potent sedative are needed to facilitate intubation. 在许多病例中，需要使用神经肌肉阻断剂和有效的镇静剂。
The physiological activities of endothelin,and development in endothelin receptor blocking agents were reviewed in this paper. 本文对内皮素和内皮素受体的生理活性及其受体阻断剂的发展进行了综述。
