名詞 grommet:

1. fastener consisting of a metal ring for lining a small hole to permit the attachment of cords or lines
   同義詞：cringle, eyelet, loop, grummet

grom.met

n.（名詞）

A reinforced eyelet, as in cloth or leather, through which a fastener may be passed.
扣眼：一個(gè)加固過的小孔，如在布料或皮革上，紐扣可以穿其而過
A small metal or plastic ring used to reinforce such an eyelet.
扣環(huán)：用來加固扣眼的金屬或塑料小環(huán)
Nautical A loop of rope or metal used for securing the edge of a sail to its stay.
【航海】 索環(huán)，索眼：用來把船帆的邊緣系在支索上的繩環(huán)或金屬環(huán)

來源：
Probably from obsolete French gromette, gormette [chain joining the ends of a bit]
可能源自 已廢法語 gromette, gormette [連在馬嚼子端處的繩子]
from Old French
源自 古法語
from gourmer [to bridle]
源自 gourmer [給（馬）上轡頭]