Verb:

1. keep informed of fully aware;

   "I keep track of the stock market developments"
   

I know that the professor will keep track of my attendance but that I will not have to do any papers or take any exam.

我知道教授会记录我的出勤情况，并且也知道我不用写论文或者参加考试。

It's hard to keep track of (ie maintain contact with) all one's old school friends.

与中学时的所有老校友都保持联系是很困难的。

He reads the newspapers to keep track of current events.

他阅读报纸以了解时事。

We have to keep track of every cent we spend.

我们得记下我们花的每一分钱。

Police keep track of the kidnapper using electronic surveillance equipment.

警方利用电子监视设备跟踪绑架者。

With all these different pensions, you're going to have a job to keep track.

这么多不同种类的养老金，你想要了解可得费点劲儿。

With eleven thousand employees, it's very difficult to keep track of them all.

对于一支1.1万人的员工队伍，很难及时了解到所有有人的动态。

keep track of tax-deductible expenses, such as the supplies and equipment you buy.

记下可减免课税的开支，比如买的原料和设备。

As a doctor, Brooks has to keep track of the latest developments in medicine.

作为一名医生, 布鲁克斯必须了解医学的最新发展动态.

The pilot was ordered to keep track of the strange object.

那位飞行员接到命令去跟踪这个奇特的物体.

I couldn't keep track any longer of what was owed.

最后我再也弄不清欠款的确切总数了.

Her mother used to keep track of every penny she spent.

她母亲从前把自己所花的每一分钱都记下来.

We need only keep track of the last marked character.

我们只要记住最后两次标记的字符.

Routing tables keep track of network destinations.

路由表保持对网络目的地的跟踪.

The purpose of reoccupations is to keep track of diurnal variations in the earth's field.

重测的目的在于记录地磁场的日变.

Pointers or lists used to keep track or program segments in virtual memory.

在虚拟存储器中,用于跟踪程序段的一些指针或表.

This procedure allows us to keep track of the magnitudes of the terms that occur.

这种做法使我们可以时常注意所出现各项的数量级.

To keep track of the time , she marked off the days on her calendar.

为了记日子, 她每天都在日历上做记号.

We wanted a simpler way to keep track of the issues in our software products.

我们想有一种更简单的方式来记录我们产品的问题.