Now that I've seen how he lives, I know why he needs so much money.
看过了他的生活状态,我现在才知道他为什么需要那么多钱。
and since most medical men in the Health Services are overworked and have little time for offering time-consuming and little-appreciated advice on such subjects as diet,
因为卫生部门的大多数医生都超负荷工作,所以没有多少时间提出一些既费时而又不受人欢迎的忠告,如注意饮食、