groundsheet
英 [ˈɡraʊndʃiːt]
美 [ˈɡraʊndʃiːt]
n. (帐篷内铺地用的)防潮布
复数：groundsheets
BNC.40076
牛津词典
noun
- （帐篷内铺地用的）防潮布
a large piece of material that does not let water through that is placed on the ground inside a tent
柯林斯词典
- （露营时用的）铺地防潮布
Agroundsheetis a piece of waterproof material which you put on the ground to sleep on when you are camping.
in AM, use 美国英语用 groundcloth
英英释义
noun
- a waterproofed piece of cloth spread on the ground (as under a tent) to protect from moisture