sea level

音标发音

Whoever wins the tournament will have switched from altitude to sea level and back again at some point.
无论哪队赢得今年的比赛都将从高海拔换到海平面然后在某一时刻再换过来。
The Turban Basin in Xinjiang is the world's lowest-lying basin, the lowest point being 154 metres below sea level.
中国新疆的吐鲁番盆地是世界最低的盆地。盆地最低点在海平面以下154米。
《新英汉大辞典》
Players are measured first at sea level and then at the altitude of Johannesburg - artificially set by the machine - to see how the body responds.
运动员先是在海平面的高度测试，然后由机器自动的转到约翰内斯堡的海拔高度，来看看身体有怎样的反应。

The city is more than two thousand meters above sea level, near the southern Rocky Mountains in northern New Mexico.
And that is the highest point in Israel, it rises about 10,000 feet above sea level. The central mountain area, those are between 4000 and 10,000 feet above sea level.
那是以色列的最高点，它大约在海平面以上10000英尺，中央的山区，大约在海平面以上4000到10000英尺之间。
耶鲁公开课 - 旧约导论课程节选
In warmer climates, snow is known to fall in areas over four thousand nine hundred meters above sea level.

Mean sea level: average height of the sea surface over a 19-year period.
UNESCO: L O S S A R Y

Sea level is the average level of the sea with respect to the land. The height of mountains or other areas is calculated in relation to sea level.