Collins Chinese Dictionary Plus (3rd edition), 2011:
绒(絨)
róng 名
1
(=绒毛) down
2
(=纺织品)
- 天鹅(鵝)绒(絨) tiān'éróng velvet
- 灯(燈)芯绒(絨) dēngxīnróng corduroy
绒(絨)线(線) róngxiàn 名
1
(=丝线) floss
2
(=毛线)
(方) wool
(方) wool
- 绒(絨)线(線)背心 róngxiàn bèixīn a woollen 或 woolen vest