I've heard of ground-level ozone but can you explain what it is exactly?
我听说过近地面臭氧，但是你能确切解释一下是什么吗？
Get to their level by sitting or laying on the ground while taking the photo.
坐下或者躺在地上，试着用孩子们的高度来为他们拍照。
Most of the monkeys' food is found at ground level.
猴子的食物大多可在地面找到。
Seen at ground level, the designs are a jumbled senseless mess.
站在地面上看，这些图案杂乱无章。
The hills flatten out here, and the ground is almost level.
这里的山丘变平了，地面基本上是平坦的。
Excavations to form the basement were 7m lower than the original ground level.
挖掘成的地下室比原来的地平面低7米。
Being at an energy level higher than the ground state.
处于高于基态的能量级的。
The ground floor of our house is on a level with the street.
我家房子的底层与街面一样高。
Great Sales Professionals have learned to find common ground on the business level first.
好的销售员已经学会要先在商业交往的层面上，寻找自己跟对方的共同点。
All GIS switching equipment is placed close to ground level.
所有GIS开关设备均被安放在靠近地面的位置。
The building appears to float above a glazed ground level.
建筑物似乎浮在玻璃地面上方。
Construction company needs a man to dig holes — Ground level position available.
建筑公司要招一个人挖坑——初级(地面)位置空缺。
Install the base on the ground, and adjust even using the level.
将底座安装在已打好的基础上，并用水平仪调平。
We need a level piece of ground to play football on.
我们踢足球需要一块平地。
We built our new house on level ground.
我们把新房子建在了平地上。
We need a mechanical digger to level the ground.
我们需要一台挖掘机来平整土地。
Transmission fluid: with car on level ground start the engine and check the dipstick.
变速箱油：将车停于平地，启动发动机，查看量油尺。
Helicopters can land no matter where a hard level ground exists.
直升飞机可降落在任何平整的硬地面。
Find level ground for the picnic table.
找一处平坦的地面放野餐的餐桌。
At foundation level, the house seemingly floats above the ground.
在基础层面上，房子似乎浮离地面。
TRANSMISSION FLUID: With car on level ground, start the engine and check the dipstick.
变速箱油：将车停于平地，启动发动机，查看量油尺。
Cut off head lettuces at ground level.
如果是球生菜，就沿着地平面割下来。
The mountain's real secrets are not visible at ground level.
在地面上看不见山的真正秘密。
The ground level areas contain arcades in order to scale the vast building height.
一楼部分包括连拱廊，此连拱廊可以缓和高层建筑的高耸感，提供亲切的尺度。
We have to reach a new level of consciousness, a higher moral ground.
我们必须达到新的意识状态，更高的道德标准。
The new and the existing buildings are connected on ground floor level.
新的建筑和现存建筑在一层相连。
At the ground floor level, you can see across the space from the entrance court to the bedroom.
首层开阔通畅，可以从入口一直看到卧室。
The Starbucks is at ground floor level, near the entrance to the building.
星巴克就在一层，离入口处很近。
The Starbucks is at ground floor level, near the entrance to the building.
星巴克就在一层，离入口处很近。
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