怎样把"pain in the ass"说得文雅一点呢？

nuisance 

讨厌或麻烦的人、事物或情况

The dogs next door are a real nuisance ！

隔壁的那几只狗实在是讨厌呀！

Stop making a nuisance of yourself ！

别那样惹人讨厌！

I hate to be a nuisance, but could you park your car somewhere else ?

我不想给你添麻烦，不过你能不能把你的车子停在别的地方去呢？

The intro

(Listening Comprehension)

Eyy ! It's Mr.Wong here. Modern life is a daily struggle. Here are some examples of things that can be a major nuisance in life. When you're telling a story and no one is listening , your laptop/computer freezing, being stuck in traffic, stepping on dog poop, people talking during the movie, and how could I ever forget……laggy internet ! And today's new word of the day is "nuisance". Check it out !

没看懂？请自己查字典！

（这才是真正的学习过程）