ground cloth

ground-cloth的词性：
n.（名词）

1. A waterproof cover used to protect an area of ground, such as a baseball field.
铺地帆布：用来保护一块场地，如棒球场的防水遮蔽物

2. A waterproof sheet placed under camp bedding as a protection against moisture.Also called ground sheet
铺地防潮布：放置在露营被垫下用来防潮的防水布单也作 ground sheet