讨厌的人（或事物）（pain in the arse 的缩写，多用于社交媒体或手机短信等）abbreviation for pain in the arse: used, for example on social media and in text messages, to refer to someone or something that is annoying
Deeply held beliefs are no excuse for being a PITA. 根深蒂固的信念不是变成讨厌鬼的借口。
It was a real PITA to then get the sugar into the mixing bowl. 然后要把糖弄进搅拌碗里，真烦人。