civvies
n. 平民服；平民
例句
They might have been soldiers in civvies.
他们可能是军队中的便衣。
《柯林斯英汉双解大词典》
She was sharp, she was demanding, she was disappointed when I said that was enough and changed back into my civvies.
她很尖刻，厉声要求着。 当我说拍够了，然后换回便衣的时候她很失望。
