词汇	混合材料
释义	混合材料医mixed material
随便看	economy-class Economy class? economy class cabin economy-class cabin economy classes economy class housing production economy-class housing production economy class passenger economy-class passenger economy class syndrome economy-class syndrome economy -class syndrome economy class syndrome,Economy Class Syndrome economy class ticket economy-climate model economy column dimension economy.com economy combination pliers economy comparison economy compensation policy economy concentration economy concept Economy concerning the environmental protection economy condition economy conformity