单词	spring bolt
释义	spring bolt noun : a bolt retracted by pressure and shot by a spring when the pressure is released Word History First Known Use 1634, in the meaning defined above
随便看	haematoblasts Haematobranchia haematobranchiate haematoceles haematocrit haematocrits haematocyst haematodocha haematogeneses haematogenesis haematogenous haematologic haematological haematologies haematologist haematologists haematology haematologyes haematologys haematolyses haematolysis haematolysises haematolysisses haematoma haematomas

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