英语词汇“first hand material”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	first hand material
释义	first hand material 基本例句原始材料 A tremendous amount of work has been done on the purification of the starting material.人们在提纯原始材料方面做了大量的工作。
随便看	periapical dental x ray film periapical dental x-ray film periapical disease Periapical diseases periapical fibroma periapical film periapical gingivitis periapical gingivits periapical granuloma Periapical Granulomas periapical infection periapical inflammation periapical intraoral radiographic examination periapicalitis periapical lesion periapical lesions periapical osteofibrosis periapical osteosclerosis periapical pathology periapical periodontitics Periapical Periodontitides Periapical Periodontitides,Suppurative periapical periodontitis Periapical Periodontitis,Suppurative periapical periodortitis