汗毛；绒；绒毛；

1. fine hair的翻译

1. 汗毛：毛发 hair | 汗毛 fine hair | 毛根 hair root

2. 细绒毛：fine grinding wheel 细磨轮 | fine hair 细绒毛 | fine jack frame 四道粗纱机

3. 绒毛：节瘤 knot | 绒毛 fine hair | 叠差 dislocation

4. 叠差：knot 绒毛 | fine hair 叠差 | dislocation 模具痕迹