词汇	半边壁孔
释义	半边壁孔 half-bordered pit
随便看	emergency door emergency door/exit emergency door handle emergency door height emergency door winch handle emergency dorr emergency dose emergency drain emergency drain equipment emergency drain flow emergency draining test emergency drain system emergency drain valve emergency drill emergency drilling emergency drills emergency drinking water emergency drinking water germicidal tablet emergency drinking water purification emergency drive emergency-driven emergency droppable ballast emergency drug emergency drug analysis emergency dump