double-talk
noun [ U ] uk/ˈdʌb.əl.tɔːk/ us/ˈdʌb.əl.tɑːk/ (also doublespeak)
（为掩盖事实而说的）含糊其词的话
language that has no real meaning or has more than one meaning and is intended to hide the truth
He accused the ambassador of diplomatic double-talk. 他指责大使在玩弄外交辞令。