If part of a plant, animal, or human secretes a liquid, it produces it. 分泌
verb [vt. 及物动词] (动植物或其细胞)分泌;隐藏,藏匿(小物件)
If you secrete something somewhere, you hide it there so that nobody will find it. 隐藏 • She secreted the gun in the kitchen cabinet. 她把枪藏在了厨房的橱柜里。