基本物理学理论上，空气越稀薄情况下，任何物体的耐性都会减少，因此球路也会因海拔高度不同而有所变化。
It's the basic physics that the air is thinner and the resistance to any projectile is less so the flight path of the ball will be different at high altitude.
这是一幅由美国地形勘测出来的地形图，基本上，所有海拔等高线在一块陆地上。
So, a topographic map, this one from the US geological survey shows you, basically, all the level curves of an altitude function on a piece of land.
两坡三种生活型的TBA沿海拔梯度变化特征基本上相似。
TBA patterns of these three life forms along the altitudinal gradient were similar on both slopes.
不同林分密度人工林纤维长宽比差异显著；不同海拔梯度人工林及不同林木等级间基本密度差异显著。
There were significant differences in ratios of fibre length to width of plantations, with different densities, as well as in basic densities of different elevation gradient and of tree classes.
北部冰冠位于基本覆盖了整个火星北半球的一个深奥的凹陷处的内部，在接近极地处，海拔下降。
The northern ice cap sits nestled within a deep depression that covers essentially the entire northern hemisphere of Mars and drops in elevation as it nears the pole.
对采集到的气压值进行分析后可知，在静止状态和运动状态的气压值换算成的海拔高度与GPS定位的海拔高度基本一致。
Pressure value which based on the collected data analysis indicates that, the altitude from converting the air pressure and the altitude of GPS positioning are consistent.
海拔高度与土壤有机质含量基本上呈现出正相关关系。
Altitude and soil organic matter content showed a positive correlation basically.
因为这4个站具有相同的气候背景，降水量的年、季、月变化呈现基本一致的规律和趋势，但因为海拔高度不同等气候背景的差异，4站的降水特点又显著不同。
The beginning and end dates of the rainy season changes every year. The patterns of the rainfall changes at the 4 stations are same due to the same climate.
山姆•欧胡甘：如果你观察那些海拔低于2000英尺的夏威夷岛，会发现基本上很难找到本土动植物。
Sam Ohu Gon: If you look in the Hawaiian Islands – below 2,000 feet – by and large you're going to have a very hard time finding native plants and animals.
山姆•欧胡甘：如果你观察那些海拔低于2000英尺的夏威夷岛，会发现基本上很难找到本土动植物。
Sam Ohu Gon: If you look in the Hawaiian Islands – below 2,000 feet – by and large you're going to have a very hard time finding native plants and animals.
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