a band, usually made of metal, around something such as a stick or handle
a cane with a silver ferrule一条带银箍的手杖
She was clutching a closed umbrella by its ferrule.她拿着一把收起来的伞，手抓在伞柄的套圈上。
更多例句
The staff is made of ebony and tipped with two inch-deep silver ferrules.
The handles are all fitted with brass ferrules.
The paintbrush filaments are firmly set in epoxy resin to ensure minimal loss, and the ferrule is made of stainless steel, so it will not rust or discolour.
Hold the brush in a similar way to a pencil, with the fingers holding the metal ferrule and the handle resting between the thumb and first finger.
Some of the fishing rods seem to have plated steel ferrules which rust.