| 释义 |
square foot
释义
平方英尺：一个边长为一英尺的正方形的面积单位。
例句
1·Houses built before 1939 use about 50% more energy per square foot than those built after 2000, mainly due to the tiny cracks and gaps that expand over time and let in more outside air.
1939年以前建造的房屋每平方英尺消耗的能源比2000年以后建造的房屋多50%，这主要是由于微小的裂缝随着时间的推移而扩大，更多的外部空气进入了裂缝。
2·I've walked every square foot of it many times.
我曾许多次地走过它的每一尺每一寸。
3·Sonic booms are measured in pounds per square foot of overpressure.
音爆是以每平方英尺的超压磅数来测量的。
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