jiggery-pokery

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++jig·ger·y-po·ker·y /ˌdʒɪɡəri ˈpəʊkəri $ -ˈpoʊ-/ noun [uncountable]  British English informalDISHONEST secret dishonest activity to make something seem what it is not 诈骗；骗局 There’s been some jiggery-pokery with the figures. 这些数字被做了手脚。

Examples from the Corpus

jiggery-pokery• This kind of jiggery-pokery does them a disservice.• But according to these figures there's been some jiggery-pokery with the room rates.

jig·ger·y-po·ker·y nounChineseSyllable  

something make activity dishonest secret to Corpus

jiggery-pokery
jig‧ger‧y-po‧ker‧y /ˌdʒɪɡəri ˈpəʊkəri $ -ˈpoʊ-/ noun [uncountable]
British English informal secret dishonest activity to make something seem what it is not:
    There’s been some jiggery-pokery with the figures.

jiggery-pokeryBrE /ˌdʒɪɡəri ˈpəʊkəri/ 🔊NAmE /ˌdʒɪɡəri ˈpoʊkəri/ 🔊 noun [uncountable] (informal, especially BrE) dishonest behaviour 欺骗行为；骗局；捣鬼