cline

n (biology 生) graded sequence of differences; continuum 生态群; 群体连续体.

click, client, clientele, cliff, cliff-hanger, cliff-hanging, climacteric, climactic, climate, climatic, climatically, climatology, climax, climb, climb-down, climber, climbing-frame, clime, clinch, clincher, cling, cling film, cling to, clinging, clingy, clinic, clinical, clinical thermometer, clink, clinker, clinker-built, Clinton, clip, clip-clop, clip-joint, clip-on, clipboard, clipper, clipping, clique,