But Paul's head, which had long been ailing more or less, and was sometimes very heavy and painful, felt so uneasy that night, that he was obliged to support it on his hand.

可是保罗的头脑那天夜里感到很不舒服，他不得不用手支托着(他的头脑长久以来多少有些病痛，有时还很沉重与疼痛)。