nonsense与rubbish这两个名词均含“废话，胡说”之意。

nonsense : 指因愚蠢或无知而出现的一切荒唐和无意义的言语。

• Reports that he has resigned are nonsense.
  有关他已经辞职的报道是无稽之谈。
• You're talking nonsense!
  你在胡说八道！
• ‘I won't go.’ ‘Nonsense! You must go!’
  “我不想去。”“胡扯！你一定得去！”

rubbish : 从本义垃圾引申而指毫无价值的话或思想。

• Rubbish! You're not fat.
  瞎说！你并不胖。
• You're talking a load of rubbish.
  你说的是一大堆废话。
• It's not rubbish─it's true!
  这不是瞎说——是真的！