They help regulate climate temperature and water levels around the globe.

它们调节着地球气温与水平面。

But here's the interesting bit: bats never smashed into a smooth horizontal surface.

蝙蝠从来不会撞光滑的水平面。

Up there, the air is thin— with 40 percent less oxygen than at sea level.

那儿，空气稀薄——氧含量比水平面低40%。

At least, that's the way it works near the surface, where the shell-builders live.

至少，这种方法它们生活的接近水平面的地方是行得通的。

Firs also have flat needles coming off their branches in a flatter horizontal pattern than spruces.

和云杉不同，冷杉的针叶枝条上呈水平面排列。

Greif says that's because plenty of horizontal planes exist in nature, like lakes and ponds.

格雷夫表示，这是因为自然界中存大量的水平面，比如湖泊和池塘。

The rising water levels have seen more than 1,000 homes evacuated, mostly along the River Thames.

水平面不断上升导致1000多户人家撤离，大多数泰晤士河沿岸。

He said the magma is likely to drop below the water level around the middle of May.

他表示，5月中旬，岩浆很可能降低海拔水平面以下。

Flood warnings stretched today from Texas to Wisconsin, as rivers kept rising from rain and snowmelt.

洪水警报已从德州蔓延康星州，因降雨和雪融水水平面不断上升。

Although tsunamis raise the surface only a foot or so in deep water, they carry a lot of energy.

虽然海啸通过深海中的水层波动只能提升水平面一英尺左右，但是它们带来了大量的能量。

He asks us to imagine a horizontal plane with multiple isolated points that don't appear to have a meaningful connection.

他让我们想象一个水平面中多个看似没有联系的孤立的点。

The chest leads, or precordial leads, view the heart in a HORIZONTAL plane.

胸导联或心前导联水平面监测心脏。

This portion of the aorta spans from the aortic arch to the level of the diaphragm.

主动脉的这一部分从主动脉弓横膈膜的水平面。

When we are in the top, we are in the same level of the end of the canopy.

加蒂：当我们顶部时，我们与树冠末端处于同一水平面。

Apparently what had happened, was many years ago, a sink hole cut through the badlands and this particular level.

显然发生的事情是多年前发生的，一个水坑穿过荒地和这个特殊的水平面。

Its level-as indicated by the pressure gauge-would be the same as the outside level, because some connection had to exist between this lake and the sea.

压力表指出，它的水平面等于外海的水平面，这湖必然跟大海相通。

But the team wanted the rover to reliably climb hills with steeper inclines (more than about 15 degrees from horizontal).

但是该团队希望漫游者能够可靠地爬上倾斜度更大的山丘（与水平面的倾斜度超过 15 度）。

If there were, its underground current had to go from the Red Sea to the Mediterranean simply because of their difference in level.

如果有交通路线存，地下水流仅仅由于两海的水平面不同，必然要从红海流地中海。

From wet proofing walls, with waterproof coating to lifting their houses above street level in order to delay the floodwaters coming in.

从防潮墙、防水涂层将房屋抬高高于街道水平面以延缓洪水的涌入。

They say the world's poorer receive fewer resources and are woefully unprepared to deal with further climate shocks suck as rising seas or severe drought.

称贫困人口所能得的资源有限，并无法应对像水平面上升，极度干旱等未来气候变化。