clack
名词 clack:
a sharp abrupt noise as if two objects hit together; may be repeated
同义词:clap
a simple valve with a hinge on one side; allows fluid to flow in only one direction
同义词:clack valve, clapper valve
动词 clack:
make a rattling sound
make a clucking sounds, characteristic of hens
speak (about unimportant matters) rapidly and incessantly
同义词:chatter, piffle, palaver, prate, tittle-tattle, twaddle, maunder, prattle, blab, gibber, tattle, blabber, gabble