clacker
动词 clack:
make a rattling sound
同义词:clatter, clack, brattle
make a clucking sounds, characteristic of hens
同义词:cluck, click, clack
speak (about unimportant matters) rapidly and incessantly
同义词:chatter, piffle, palaver, prate, tittle-tattle, twaddle, clack, maunder, prattle, blab, gibber, tattle, blabber, gabble