secretion
noun [ C or U ] biology specialized uk/sɪˈkriː.ʃən/ us/sɪˈkriː.ʃən/
分泌;分泌液
the process by which an animal or plant produces and releases a liquid, or the liquid produced
The excessive secretion of gastric juices in the gut causes ulcers. 胃中胃液分泌过多会导致胃溃疡。
toxic secretions 有毒分泌物