详细解释:n. 金属装饰小盒, (挂在项链下的保藏纪念品的贵重)金属小盒
英语解释：
名词 locket:
a small ornamental case; usually contains a picture or a lock of hair and is worn on a necklace详细解释：
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]