单词	climbing iron
释义	climbing iron noun : a steel framework with spikes attached that may be affixed to one's boots for climbing something (such as a pole or tree) Word History First Known Use 1857, in the meaning defined above
随便看	sizzles sizzling sizzling heat polyploid series polyploidder polyploiddest polyploider polyploidest polyploidies polyploidization polyploidize polyploidogen polyploidogenic polyploids polyploidy polypnea polypneas polypneustic polypnoea polypod polypoda polypodae polypodia Polypodiaceae polypodiaceaes

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