来自牟善祥的问题
【英语翻译Ithasbeenfoundthatcertainbatsemitsqueaksandbyreceivingtheechoes,theycanlocateandsteerclearofobstaclesorlocateflyinginsectsonthichtheyfeed.】
英语翻译
Ithasbeenfoundthatcertainbatsemitsqueaksandbyreceivingtheechoes,theycanlocateandsteerclearofobstaclesorlocateflyinginsectsonthichtheyfeed.
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2020-01-22 19:02