chain-saw

n saw with teeth set on an endless chain and driven by a motor 链锯.

Cesarian (also Cesarean), cessation, cession, cesspit, CET, cf, CFE, ch (also chap), cha-cha, Chablis, chafe, chaff, chaffinch, chafing-dish, chagrin, chain, chain reaction, chain-gang, chain-letter, chain-mail, chain-smoke, chain-smoker, chain-stitch, chain-store, chair, chair-lift, chairman, chairperson, chairwoman, chaise longue, chalet, chalice, chalk, chalk-mark, chalkboard, chalkiness, chalky, challenge, challenged, challenger,