With pleasure的意思是：欣然愉快地，高兴地，没问题。
With pleasure 不是缩写而一个介词短语。
Then I accept with pleasure!
那我很荣幸的接受了!
For decades， scientists have studied areas deep within the brain that seem associated with pleasure and addiction.
科学家们对我们大脑深处某些区域进行了长达几十年的研究，这些地方似乎与产生快感和让人上瘾颇有关联。
