They're elusive, very difficult to catch up with.

“它们非常神秘，很难捉到。”

And you'll have plenty of time to catch up with your friends once the immediate public health crisis is over.

一旦迫在眉睫的公共卫生危机结束，你将有足够的时间与朋友保持联系。

I can't wait to catch up with her!

我等不及要跟她叙旧了！

But parents eager to teach their infants should take note: even without being taught new words, a control group caught up with the other infants within a few months.

但是那些想要从婴儿时期就开始教育孩子的父母应该注意：即使没有人教他们新单词，其他婴儿几个月之内也会发展出一个控制组。

It's going to catch up with you.

会让你吃不了兜。

It's a great way for us to unwind and catch up with each other.

这对我们来是一个很好的方式来放松和了解彼。

I guess the thing that most people do at Christmas is catch up with friends and family. Well, that's what I do.

我猜在圣诞节大多数人和朋友、家人在一起。好吧，我就是这样的。

I was trying to catch up with you, but I couldn't. '

我努力追赶你，却追不上。”

So whenever I think about Australia, whenever I'm in Australia myself, I tried my best to catch up with these friends, these high school mates.

所以无论何时我想起澳大利亚，或是我自己来到澳大利亚，我都会尽最大努力去和这些高中好友联络感情。

The cumulative effects of lack of maintenance or sleep for our subways have really caught up with us.

我们的地铁缺乏维护或休息时间，其累积效应确实让我们吃不消。

Laplace, the astronomer, was still at work when death caught up with him at 78.

法国天文学家拉普拉斯78岁死时还在工作。

Rachel Crane caught up with the civilian travelers before their historic flight.

Rachel Crane在这次历史性的飞行之前采访了这些平民旅客。

Well, Lanny, it's been great catching up with you.

好了，兰尼，很高兴能和你聊天。

The Ministry of Magic caught up with him next day! ”

第二天魔法部就抓到了他！”

I'll catch up with you guys in a sec.

我待会儿再来找你们。

But our technology only recently caught up with our imaginations.

但是直到最近，我们的科技才赶上了我们的想象。

I was like checking it every day and, you know, posting on my friends' walls and trying to catch up with everybody on Facebook.

我几乎天都要浏览脸谱网，在朋友们的留言板上评论，试图了解所有人在脸谱网上的动态。

I caught up with other runners soon and won first place in the end. There was only one step between the second place and me!

很快我赶上了其他对手，终于夺得第一名，与第二名仅差一步。

A depiction of human sport through a footrace and when CNN anchor Don Riddell caught up with the athletes in the shot, he found that some of them had no idea their images were floating in deep space.

这张照片通过赛跑描述人类运动，当CNN主播Don Riddell在照片中看到运动员时，他发现其中一些人根本不知道他们的图像正漂浮在深空中。

Next, we're catching up with Nelly Cheboi who was named CNN Hero of the Year.

接下来，我们来关注一下被评为CNN年度英雄人物的内莉·切博伊。