单词	dog wheel
释义	dog wheel noun 1 : a wheel turned by dog power 2 : ratchet wheel Word History First Known Use 1609, in the meaning defined at sense 1
随便看	centurion centurions century century plant ceo CEO ceorl ceorls ceos ceous cep cepe cepes ceph cephal- cephala cephalad cephalalgiae cephalalgias cephalantherae cephalantheras cephalaspid Cephalaspida cephalaspidae cephalaspidas

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