Latchkey child
n. 挂钥匙儿童
📖 牛津释义
latchkey child
(becoming dated 渐旧) child who has to let himself into his house or flat and look after himself, esp after returning from school, because both parents are out at work 挂钥匙的儿童（尤指因父母外出工作, 故放学回家需自行进屋的）.
🧩 词语组成解析
latchkey
[['lætʃki:]]
n. 弹簧锁钥匙
child
[tʃaɪld]
n. 小孩，孩子;幼稚的人;产物;弟子;
🗣️ 情景例句
The advanced exercise class is not so easy, huh?
高级健身班不是那么容易吧， 对不对？
Equivocation is first cousin to a lie.
支支吾吾，其言必诈。
'I'm sorry, we've sold out,' the girl said.
“对不起，票已售完。”那位姑娘说。