Adults tend to talk about learning as if it were medicine: unpleasant, but necessary and good for you.(成年人谈论学习时，往往把它当作一剂良药：令人不快，却不可或缺，且对你有益。)
They were more likely to wander toward pleasant topics than unpleasant ones.(比起不愉快的话题，他们更倾向于谈论愉快的话题。)
For example, if you smile, your voice will sound warm and friendly, just the opposite, if you have an angry look on your face, it can make you sound unpleasant.(例如，如果你微笑，你的声音会听起来温暖和友好，相反，如果你脸上有一个生气的表情，它会让你听起来不愉快。)
My experiences in unpleasant places have shown me that there are worse things than saying "bum".(我在不愉快的环境里的阅历让我明白，比起说“屁股”来，还有更糟糕的东西。)
And yet we all know people who are filled with joy, despite the unpleasant circum stances of their lives.(然而，我们都知道有些人尽管在生活中有过不愉快的境遇，但他们仍然满怀欣喜。)
Countries that need oil are clawing at each other to lock up scarce supplies, and are willing to deal with any government, no matter how unpleasant, to do it.(需要石油的国家正在互相撕咬以锁定稀缺的石油供应，并且，无论这种事会多么令人不愉快，它们都愿意与任何政府打交道。)
Then he nodded courteously to me and walked off to perform his unpleasant duty.(他彬彬有礼地向我点点头，然后就走开去执行他令人讨厌的任务。)
Have you ever used the words unpleasant, creepy crawly, creeping, itching, pulling, or tugging to describe your symptoms to others?(你是否曾用“令人不愉快的”、“令人毛骨悚然的”、“爬行的”、“发痒的”、“拉扯的”、“拽拽的”等词向别人描述过你的症状?)
One cognitive theory suggests that aggravating and painful events trigger unpleasant feelings.(一种认知理论认为，令人恼怒和痛苦的事件会引发不愉快的感觉。)
Bullying is clearly unpleasant, and can make the child experiencing it feel unworthy and depressed.(欺凌显然是令人不愉快的，而且会让经历欺凌的孩子感到没有价值和沮丧。)
