overalls
noun [ plural ] uk/ˈəʊ.vər.ɔːlz/ us/ˈoʊ.vɚ.ɑːlz/
UK (US coveralls)工作服;防护服
a piece of clothing that covers both the upper and lower parts of the body and is worn especially over other clothes to protect them
She put on some overalls and got out a tin of paint. 她穿上工作服，取出一桶油漆。
US (UK dungarees)背带裤，工装裤
a pair of trousers with an extra piece of cloth that covers the chest and is held in place by a strap over each shoulder