单词	Dolly the sheep
释义	Dolly the sheepˌDolly the ˈsheep a sheep that was cloned by British scientists in 1997. Dolly was created from the cell of another sheep and became an exact copy of it. Dolly died in 2003.
随便看	rottenness rotter rottweiler rotund rotunda rotundity rouble rouge rough roughage rough and tumble rough-and-tumble roughcast rough diamond roughen rough-hewn roughhouse roughly roughneck roughness rough paper Rough Riders roughshod roulette round

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