locket

名词 locket:

1. a small ornamental case; usually contains a picture or a lock of hair and is worn on a necklace

lock.et

n.（名词）
A small ornamental case for a picture or keepsake, usually worn as a pendant.
小金盒：用于存放照片或纪念品的装饰性小盒，常当作挂件佩戴

来源：
Middle English loket [crossbar]
中古英语 loket [横闩]
from Old French loquet [latch] [diminutive of] loc [lock]
源自 古法语 loquet [门闩] [] loc的小后缀 [锁]
[of Germanic origin]
[源于日耳曼语的]