doublespeak

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++doub·le·speak /ˈdʌbəlˌspiːk/ noun [uncountable] British English  speech that is complicated and can have more than one meaning, sometimes used deliberately to deceive or confuse people 模棱两可的讲话，含糊的言辞 SYN double-talk

Examples from the Corpus

doublespeak• Appeasement caused by blindness was followed by delaying tactics and doublespeak intended to buy time.• The same description might be used to indicate the power of political doublespeak.

doub·le·speak nounChineseSyllable  

than one is more Corpus that complicated and speech can have

doublespeak
doub‧le‧speak /ˈdʌbəlˌspiːk/ noun [uncountable] British English
speech that is complicated and can have more than one meaning, sometimes used deliberately to deceive or confuse people
   SYN  double-talk

double·speakBrE /ˈdʌblspiːk/ 🔊NAmE /ˈdʌblspiːk/ 🔊 (also ˈdouble·talk) noun [uncountable] language that is intended to make people believe sth which is not true, or that can be understood in two different ways 欺人之谈；模棱两可的用词；含糊其词的说法