双语例句
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The present research included its biological characters value in use planting technique and tissue culture and so on but the research on sitology pharmacology breeding and process was very poor.
近年来的研究多集中在土人参的生物学特性、利用价值、栽培技术以及组织培养等方面，但在营养学、药理学、育种学及加工利用方面等方面的研究较少，甚至还存在空白。