What 's that furious clacking sound I hear ?

我听到的愤怒噼啪声是什么？

Pay no attention to clacking tongues , ie to people gossiping .

不理会叽叽喳喳的饶舌。

Ah , yes , that the sound of the abacus clacking ?

啊对这是算盘在敲响的声音吗?

Modern keyboards are very quiet - nothing like the thump of old typewriters or the clacking of keyboards from the 80s .

新型键盘十分安静，一点也不像古老打字机的沉重敲击声或者80年代键盘的咔哒声。

I hear the clacking sound of the track , a constant soundtrack to people silently reading newspapers and books on the train .

我听到铁轨的咔哒声一直不断，人们在车厢里读报、看书沉默一片。