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[00:04.49]Part 1 [00:07.34]WARMING UP [01:34.41]biology=scientific study of the life and structure of plants and animals [01:52.98]the biology of bacteria biologist [02:04.94]biological washing powder [02:28.30]LISTENING [02:34.25]1. Listen to the ta
蒋健棠听说学英语 Chapter16:The wildlife biologist
billion ['biljən] n.(美)十亿,(英)万亿 correct [kə'rekt] a.正确的;v.改正 excuse [iks'kju:z] v.原谅 ground [graund] n.场地,地面 knife [naif] n.小刀 motorcycle ['məutə,saik] n.摩托车 porridge [pɔridʒ] n.粥 seem
So what does rafting down the Grand Canyon have to do with science education? 那么大峡谷漂流而下与科学教育有什么关系呢? Ann Reid, former research biologist and current executive director of the National Center for Science Educat
Rachel Carson 蕾切尔-卡逊 Rachel Carson was a marine biologist and a nature writer. 蕾切尔-卡逊是海洋生物学家和自然作家。 She really cared about nature and enviroment. 她很关切自然和环境。 She spent a lot of time read