1.health care costs 医疗保健费用
例句：Now, none of what I have said should be taken as a reason to be complacent about rising health care costs.
不过，我前面所说的一切并不能成为应该满足于医疗保健费用上升的任何理由sLBOq7u(vht%H[。
2.during the course of 在...期间，在...过程中
例句：To be flexible, software processes are generally improvised by practitioners and their management during the course of the project.
为了获得灵活性，软件过程大体是在项目过程中由从业者和他们的管理者临时准备的R)tNtntdo40qM7J.za。
3.pay off 付清，取得成功
例句：Pay off your credit cards every month.
每个月请偿还你的信用卡账单4BHyp+PTYcJH%z]。
4.as a total 一共，总共
例句：The project itself has been widely viewed as a total farce.
这个计划本身广泛的被视作一场大闹剧@e!=C%6@xcrwLC。