We are working at two levels.

我们在两个层面上工作。

This works on two levels, both internally and externally.

这在内部和外部两个层面上起作用。

It can seat up to 500 people on two levels.

双层A380飞机最多能容纳500人。

That means the disease is causing two levels of economic damage.

这意味着疾病会造成两个水平的经济损失。

We use 'by' to talk about the difference between two levels.

我们用 by 来谈论两个水平之间的差异。

We'll play in two levels, easy and medium, according to how fast you say it.

根据说话的快慢，我们会分为简单和中等两个等级。

So, two categories and of course, there are two levels, the novice winner and the professional winner.

两项行动，两个类别，当然也有两种水平，即新手和专业捕手。

I didn't know there were two levels.

我不知道有两个级别。

The Basilica rises in two levels above the tomb.

大教堂高出坟墓两层。

There was a janitor two levels up.

两层楼上有个看门人。

He acknowledged that all language operates on two levels, informational and social.

他承认所有语言都在两个层面上运作：信息层面和社交层面。

You need to take your traditional segmentation plans one or two levels deeper.

您需要将传统的细分计划深化一到两个层次。

And osmosis is where you have two chambers that separate two levels of salt concentration.

渗透是你有两个腔室，将两个盐浓度水平分开。

Tragedy operates simultaneously at two levels.

悲剧在两个层面上同时发生。

Sadhguru: See, there are two levels of reality here.

Sadhguru（萨古鲁）：看， 这里有两个层次的实相。

The difference in these two levels is the situation in which you use a particular level.

这两个级别的区别在于您使用特定级别的情况。

The IELTS Life Skills exam has two levels: A1 and B1.

雅思生活技能测验有 两个级别：A1和B1。

You've seen airplanes, small airplanes, that have two sets of wings, almost like there are two levels of wings.

你见过飞机， 小型飞机，有两组机翼，几乎就像有两层机翼。

" The ground is going down, and the water's coming up. At some point, those two levels will meet, " said Parsons.

“地面在下沉，水位在上升。在某一时刻，这两个会相遇。”

So you have to say the level one, level two, level three, that will help you when you're deciding which ones you can use.

所以你必须说第一级，第二级，第三级，这样你能决定哪种可以用，很有用处。