词汇	first ascent
释义	first ascent 首次登上
随便看	material possessions material poverty alleviation material, powdered, granular Material Power material preparation process MATERIAL PREPARATION TECHNOLOGY AND DEVELOPMENT material prepared technology material presentation mode material pretreatment material prevention material price material price adjustment material price difference material price differences material price differnece material price for estimation Material price inflation material price list material price standard material price variance material price variance account material problem material process material, process material processibility