单词	半干燥
释义	半干燥semi-arid
随便看	homotopy homotopy addition homotopy boundary operation homotopy class homotopy coboundary operation homotopy equivalence homotopy extension homotopy group homotopy invariant homotopy inverse homotopy of chain mappings homotopy of mappings homotopy operator homotopy sequence homotopy sphere homotopy system homotopy theory homotopy type homotopy type invariant homotransplant homotransplantation homotransplantation; homoplastic transplantation homotreta homotrixa brevifacies homotropal