The railroad industry as a whole, despite its brightening fortunes, still does not earn enough to cover the cost of the capital it must invest to keep up with its surging traffic.

从整体来说，虽然铁路行业有耀眼的资产，但的收入仍然不足以支付为满足不断增长的运输需要而进行的固定资产投资。

My hair glistens in the hot bright lights. Johnny Car–son has much to do to keep up with my quick and witty tongue.

而且，还是一个伶牙俐齿的人，说起话来妙语连珠，就连约翰尼。卡森也望尘莫及。

I don't like to keep up with joneses.

不喜欢随大流。

I hope you can keep up with the work.

希望你能跟上功课。

Never keep up with the Joneses. Drag them down to your level. It's cheaper.

永远不要和别人攀比，把他拉到和你一样的水平。这更便宜。

Over time and through much hard work, the interpreter masters a vast array of tricks to keep up with speed, deal with challenging terminology, and handle a multitude of foreign accents.

随著时间和努力不懈的练习，译员便能练就一番兵来将挡水来土掩的技巧：灵巧地跟上讲者的语速、准确地翻出专有名词、或是马上理解五花八门的音。

But influenza proper is a handful of specific viruses that invade the respiratory lining, evade the immune system, and mutate at a rate that even the world's most brilliant doctors, scientists, and health organizations struggle to keep up with.

但流感本身指的是一小撮特定的病，侵入呼吸道，逃避免疫系统，并以世界上最厉害的医生、科学家和卫生组织都很难跟上的速度变异。

Wages have gone up, especially in lower paying jobs like those in hotels or restaurants, but in many cases what people get paid is not keeping up with inflation.

工资上涨了，尤其是像酒店或餐馆这样的低薪工作，但在很多情况下，人的收入跟不上通货膨胀的速度。

You just try to keep up with us.

你可别让给甩下了。

The swiftest horse cannot keep up with it!

最快的马也追不上！

Online learning is not easier than regular classroom study; it requires a lot of time, commitment and discipline to keep up with the flow of the course.

网上学习并不比普通的课堂学习容易。需要花许多的时间，需要学习者专心自律，以跟上课程进度。

Essentially, they don't yield to pressure to buy the latest thing or to keep up with others or what they have acquired.

从本质上讲，他不会屈服于压力去购买最新产品，或跟上他人或他所获得的东西。

The channel is teeming with insects, fish and frogs, but the parents can barely keep up with their gangly offspring's appetite.

水渠里到处都是昆虫、鱼和青蛙，但父母几乎无法满足瘦长后代的胃。

I think of a group of current Yale College students who started a company to connect senior citizens with phones, tablets, and other devices so that they can keep up with their doctor's appointments via telemedicine.

还想到了由一群耶鲁本科学院在校生创办的一家公司，他为老年人将电话、平板电脑和其他设备连接起来，以便他能通过远程医疗进行定位并和医生约诊。

We need to be innovating constantly to keep up with this.

需要不断创新，以跟上时代的步伐。

Keeping up with that could make anyone a basket case.

跟上这一点可能会让每个人都陷入困境。

I tried the whole like, no phone for the first hour of the day thing, I just haven't kept up with it and I wish that I did.

曾尝试起床后一小时内不看手机，但目前还没成功过，虽然希望自己能做到这点。

News producers are out in the elements, keeping up with newsmakers.

新闻产生人员与新闻制作人员保持着联系。

The second pig was frustrated that he couldn't keep up with his brother, so he quickly finished up and left it at that.

第二只小猪因为跟不上哥哥而感到沮丧，因此他草草了事，就这样盖完了。

It took a lot of time and energy to keep up with everyone's status updates.

她花了很多时间与精力去看每个人的状态更新。