He flung himself to the floor.他突然跳到地板上。The hut isn't safe; it was just flung together.这个棚子不安全, 它不过是匆忙搭起来的.I flung myself into poetry.我全身心投入诗歌创作。He immediately flung himself to the floor...他立即飞身扑到地上。She cried out in ...
He had the disease of alimentary canal.他患了消化道疾病.In land animals, saliva contains mucus, and provides lubrication for food in the alimentary canal.陆上动物的唾液内有粘液, 并对消化道内的食物起着润滑作用.Crude fatty materials contain certain substan...