fig leaf
noun [ C usually singular ] uk/ˈfɪɡ ˌliːf/ us/ˈfɪɡ ˌliːf/
(LEAF)
（绘画作品中有时用来遮羞的）无花果树叶
the type of leaf sometimes used in paintings to cover a naked person's sex organs
(FALSE)
UK掩人耳目的东西，遮羞布
something that hides something else, especially something that is dishonest or embarrassing
The spokesperson said the information campaign was a fig leaf to hide the most regressive tax in history. 这位发言人说，宣传活动只是为了掩人耳目，以掩饰历史上最倒退的税种。