researchers的音标：researchers的英式发音音标为：['rɪsɜ:tʃəz]researchers的美式发音音标为：['rɪsɜtʃəz]...

This vast archive has been indexed and made accessible to researchers.这个存量巨大的档案室的所有文件都已编了索引，可供研究人员使用。Ostriches are descendants of dinosaurs, and the researchers liken ostrich movements to those of bipedal dinosaurs.鸵鸟是恐龙...