created sense approved 放空炮 · fàngkōngpào · empty talk
放空炮
fàngkōngpào
empty talk
to be all talk and no action, make empty promises, or boast without following through
他总是放空炮，说要请客却从来没见他掏过钱。
created sense approved 放空炮 · fàngkōngpào · fire blanks
放空炮
fàngkōngpào
fire blanks
to fire blank shots or shoot at nothing
士兵们在演习中只是放空炮，并没有实弹射击。