a ring of metal or other material protecting the edge of a hole through which something such as a thread or rope is put

The cover has grommets for attaching bungee cords or ropes to hold the cover in place. 罩子上有扣眼护圈，蹦极绳或绳索从那里穿过去，将罩子固定起来。

a tube put into the eardrum (= an inside part of the ear that moves, allowing you to hear sounds) in order to help remove liquid

Many children with glue ear are recommended to have grommets (small plastic tubes) fitted. 许多患有胶耳的儿童被建议装上鼓室插管（小塑料管）。

a young surfer, skateboarder, or snowboarder

Being a grommet – the name given to junior surfers – in this environment was a necessary transition to adult surfing. 在这种环境下，作为一名生手——这是给予少年冲浪者的称呼——是成为成人冲浪者的必要过渡。

Grommet instructors will teach your snowboarder new skills and confidence. 专教生手的教练会教单板滑雪者新的技巧并树立信心。

a child

Little grommets were crying as their mums left them at the school gate. 学校门口的孩子们在妈妈离开的时候哭闹不止。

They lead us in to the village, a growing entourage of grommets joining us on our way. 他们把我们领进村子，一路上不停地有小孩子加入我们的队伍。