pioneer造句
211. A pioneer in legal sociology in Germany was Max Weber.
212. Dr Pratten a radiologist was a pioneer of the Geographe region and a pioneer of viticulture.
213. This aria conveys the determination and lofty ideals of a pioneer ( or pathbreaker ).
214. His credentials stem from being a pioneer in various fields of computing, such as optical character recognition – the technology behind CDs – and automatic speech recognition by machine.
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