It was the most unpleasant experience in my life.这是我一生中最不愉快的经历。

The vacuum has an unpleasant smell.那台真空吸尘器有股难闻的气味。

It's pretty unpleasant having a tube forced down your throat.喉咙里被强行插进一根管子是很难受的。

It's not an unpleasant smell.这不是一种难闻的气味。

She thought him an unpleasant man.她认为他这个人很讨厌。

She's unpleasant to work with.和她一起共事令人很不愉快。

My father was extremely unpleasant to my mother at times.我父亲有时对我母亲非常凶。