clamber

n (esp sing 尤作单数) difficult or awkward climb 困难的或麻烦的攀登.

civility, civilization, civilization, civilisation, civilize, civilize, civilise, civilized, civilized, -ised, civilly, civvies (also civies), Civvy Street, cl, clack, clad, cladding, claim, claimant, clairvoyance, clairvoyant, clam, clambake, clammily, clamminess, clammy, clamor, clamorous, clamour (US clamor), clamp, clamp-down, clan, clandestine, clang, clanger, clangorous, clangour (US clangor), clank, clanking, clannish, clannishly, clannishness, clansman,