keep track of 记录；追踪；一直清楚(某人或事的)一举一动 例: It's hard to keep track of all one's old school friends。I have lost track of some of mine already。
很难保持与所有老同学的联系，我已失去与一些老同学的联系了。 Her mother used to keep track of every penny she spend。 她母亲从前把自己所花的每一分钱都记下来。 Please ask if you cannot keep track of what I'm telling you。
如果你们听不懂我所讲的话，请提问。 He likes to keep track of all the new developments in chemistry。 他喜欢了解化学方面一切新发展的情况。 As a doctor James has to keep track of the latest developments in medicine。
作为一名医生，詹姆斯必须了解医学的最新发展动态。 The farmer has so many chickens,he can hardly keep track of them all。 那农场主养了那么多的小鸟，他自己几乎都搞不清总共有多少只。
I know that the professor will keep track of my attendance。 我知道教授会记录我的出勤情况…… The computer can keep track of the patient's progress and sound an alarm in the event of danger。
计算机能跟踪病人病情变化，并在万一发生危险时发出警报。 This way,the computer can keep track of the patient's progress and sound an alarm in the event of danger。
这样计算机能掌握病人的病情变化，并在恶化时发出警报。 He said that someone might be spying on the station and the pilot was ordered to keep track of the strange object。
他说可能有人对基地进行侦察,于是便命令该飞行员跟踪这个怪物。
答：as a result of 意思：由于 后面接名词或名词性从句 例句 1：He was late as a result of snow 由于下雪（的缘故）他...详情>>
答：前几天详情>>
答：till now/ until now详情>>
