unpleasant

There was an unpleasant smell of rotten eggs coming from the old kitchen drain.

(Chinese) 旧厨房的排水管里传出一股令人不悦的臭鸡蛋味。

The customer had an unpleasant experience with the rude waiter at the restaurant.

(Chinese) 顾客在那家餐馆里遇到了无礼的服务员，经历很不愉快。