keep track of

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.

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。

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.

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。

We often read the newspapers to keep track of current affairs.

我们经常阅读报纸以熟悉时事.

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.

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.

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。

My terms of reference are simply to keep track of my own product.

我的权限仅仅是弄清楚我自己产品的进展情况.

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.

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.

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.

It's hard to keep track of the white trash cliches.

贫苦人的陈年往事你怎么会知道.

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.