"Latchkey wife" is based on the phrase "latchkey kid." "Latchkey wife" refers to a wife who comes home from work to an empty house, left to her own defenses during the evening, while husband works opposite shift. “挂钥匙妻子”是基于“挂钥匙儿童”而产生的新词。“挂钥匙妻子”指那些因为丈夫值夜班而不得不下班后独守空房的妻子。 Example: Because of her time alone, the latchkey wife was free to have complete control over the remote control and the computer with no interruptions!因为有大量独处的时间，“挂钥匙妻子”可以完全自主不受干扰地使用遥控和电脑。