manually manipulate (someone's body), usually for medicinal or relaxation purposes
双语例句
用作名词 (n.)
Moreover, with improvement on kneading and adoption of catalysts, both properties and surface smoothness of GAC were improved greatly. 并通过改进捏合工艺和添加催化剂，使得颗粒活性炭的性能和表观光洁度得到提高。
