| 释义 |
latch.key child5lAtF7ki:n [C usually pl]a child who has a key to his or her home and is often alone at home after school has finished for the day because his or her parents are out at work（由于父母工作，放学后独自在家的）挂钥匙的孩子The survey found that latchkey children usually call their parents at work to tell them that they were safely home from school.调查发现挂钥匙的孩子通常打电话给父母，告诉他们已平安到家。
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