smearv.涂抹；弄脏；诽谤n.污点；涂料；诽谤smearer-type mill抹研式研磨机smear--positive涂阳smeared crack model弥散裂缝模型smearing preparation涂布标本Smear Characteristic拖尾特性smear sb's reputatio墨家学派smeared out boundary模糊边界smearing sealing glue涂封口胶smear sb's reputation湿润气候Smear for meat fibers涂片用于肉纤维