单词	couch surfing
释义	couch surfingˈcouch ˌsurfing (also ˈsofa ˌsurfing) noun [uncountable] the practice of staying for free at the homes of friends or other people and sleeping on their couches, when you do not have a permanent home of your own or when travelling
随便看	check card check digit checked checker checkerboard Checker, Chubby checkered checkered flag check-in checking account checklist checkmate checkout checkpoint Checkpoint Charlie checkroom checksum character checkup cheddar Cheddar Gorge cheek cheekbone cheekily cheekiness cheeky

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