Scientists have d_____ that this disease is carried by mice.
人气：434 ℃ 时间：2020-04-03 01:23:41
解答
discoverd discover: [ dis'kʌvə ]v. 发现Examples:1. She discovered the joy of writing. 她感到了写作的乐趣.2. Columbus is said to have discovered America in 1492. 据说哥伦布于1492年...
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