基本解释n.(椅子的)靠手垫同根派生 英汉例句In this stage, the circular manchette reorganized to the oblique and then, the longitudinal one.The Sertoli process covered the acrosome forming ectoplasmic specialization. 环形核套微管先后改建为斜行和纵行核套微管，支持细胞突起形成“袖领”包绕顶体。