clarify

vi.澄清，阐明 vt.使明晰

clan, clandestine, clang, clanger, clangorous, clangour (US clangor), clank, clanking, clannish, clannishly, clannishness, clansman, clap, clap eyes on, clapboard, clapper, clapper-board, claptrap, claret, clarification, clarinet, clarinettist (also clarinetist), clarion, clarity, clash, clasp, clasp-knife, class, class-conscious, class-consciousness, class-feeling, class-list, class-mate, class-room, classic, classical, classically, classicism, classicist, classifiable,