Mechanized farming works best in the flat bottom valleys of the lowland.

机械化农具最适宜在山谷低地处工作。

What was once smooth pasture land is now scarred by a huge sinkhole.

曾经牧场现在被一个巨大阴沟弄得伤痕累累。

By not clinging to its highs or lows, but not to its flatness either.

不执高低，但也不执。

Agricultural lands tend to be flat. They tend to be already disturbed.

农田趋。而且已被开发。

And this expansion in urbanization is going to be neither even nor equitable.

城市化扩张 既不会，也不会公。

It was about two miles deep, smooth and flat at the bottom.

大概有两英里深，底部光滑而。

And the road ahead will not be easy.

前方不会是好走路。

It was just flat forest like we went through.

就像我们经过那片森林。

And this flat wall also has another purpose.

这堵墙还有另一个用途。

I seem to have a pretty weak epicanthic fold, with a relatively flat eyelid.

看起来我有很不明显内眦赘皮和相对眼皮。

For potholes and uneven terrain, high ground clearance was a no-brainer.

针对坑洞和不地形， 不用想也知道要增加离地高度。

The driver stops the car on a flat platform and gets out.

司机将车停在一个台上，然后下车。

I don't want to consider if my future will be smooth or bumpy.

我不去想未来是还是泥泞。

Higher up! Look for a flat stone!

再往上！找一块石头！

All agree it was flat and barren with no prominent features except for some trees.

每人都同意该岛而且荒芜，除了一些树木就没有其他明显特征。

Much of Death Valley is flat and extremely dry.

死亡谷大部分地区而且极度干燥。

They build their nests on flat surfaces of the canyon walls.

他们在峡谷壁面上筑巢。

[Ben] To start off with, it is very, very compact and flat, relatively heavy.

首先，非常非常小型和，相对比较重。

It has shown that it can travel at around 12mph (19kph) across a flat surface.

结果显示能以每小时12英里（即每小时19公里）左右速度通过路面。

If you seek any flat, carry the speed onto it.

如果你寻找到地方，尽快滑到那里去。