Or if the sun is shining you could measure the height of the barometer, then set it on end and measure the length of its shadow.
或者，如果天气晴朗，你可以测量气压计的高度，然后把它立于地面，再测量它的影子的长度。
The length of the string plus the length of the barometer will equal the height of the building.
绳子的长度加上气压计的长度，就等于该摩天大楼的高度。
Or if the skyscraper has an outside emergency staircase, it would be easier to walk up it and mark off the height of the skyscraper in barometer lengths, then add them up.
或者如果摩天大楼有外置的紧急楼梯，那就更容易了，沿楼梯从下往上走，以气压计长度为单位标注摩天大楼有多少个气压计长度，然后再把这些数值加和起来。
But the device USES a barometer to estimate height.
但是该装置利用气压计来测量高度。
Sell the barometer. Purchase a tape measure long enough to measure the height of the building.
卖了气压计买一个足够长的卷尺测量楼高；
The simple question was: "Describe how to determine the height of a skyscraper with a barometer."
这个简单的问题是：“描述如何用气压计确定摩天大楼的高度。”
As you climb the stairs, you mark off the length of the barometer along the wall. You then count the number of marks, and this will give you the height of the building in barometer units.
在爬楼梯的同时，你在墙上依次标出气压计的长度，记下计量的总数，就可以得出用气压计长度表示的建筑物高度。
You then count the number of marks, and this will give you the height of the building in barometer units.
数出标记总数，再乘以气压计的单位长度，得出楼高。
If you will tell me the height of this building, I will give you this barometer.
要是你告诉我这楼的高度，就送给你。
If you will tell me the height of this building, I will give you this barometer.
要是你告诉我这楼的高度，就送给你。
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