crudeadj.天然的；未加工的；粗鲁的；粗糙的；简陋的n.原油；天然的物质crude sputum生痰, 粘液痰crude supply原油供给crude sludge原污泥Crude enzyme粗酶液crude sulfur粗硫磺Crude Forage粗饲料crude phenol粗酚crude spirit粗汽油crude extrat粗提物crude filicin[医] 粗制绵马酸