例句與用法

1. The swertia belongs in gentianaceae . lt has about 154 species in the world , 79 species in china , about 35 species to be used for medicine , 20 species of medicinal plants can be found in sichuan and hubei provinces . , which are used for medicine in dried herbs . their main functions are to clear heat , detoxify toxin , clear liver , eliminate dampness and normalize the gallbladder , for the treatment of jaundice , blood urination , hot and painful strangury etc . in the traditional medicine of india and japan , it is used as drugs bitter in taste to strengthen the stomach . the modern pharmacological studies show they have many biological activities . some drugs have been registered in the drug standards of the nation and the local government . the medicinal resources produced in sichuan and hubei provinces are abundant , which account for over half of the whole country . therefore , it is necessary to investigate the botanic origin and research the macroscopic , microscopic and chemical characteristics of them . its objective is to establish and improve the quality evaluation system in order to guide the exploitation and utilization for swertia medicinal plants
   獐牙菜屬( swertia )是龍膽科中的一個大屬，全世界約有154種，中國分布的有79種，有藥用記載的約35種，其中川鄂產藥用種類約20種，均以全草入藥，常具有清熱解毒，清肝除濕利膽之功效，主要用于黃疸尿赤、熱淋澀痛等癥；在印度和日本傳統(tǒng)醫(yī)學作為苦味健胃藥使用。現代藥理學研究表明具有多種藥理作用。有的品種在國家和地方藥物標準中已有收載。