sea level line的意思|示意

The shot now crosses the goal line 0.030 seconds (or more than 2 ball diameters) ahead of its equivalent at sea level.

而这记射门比它在海平面时一样的情况快0.030秒（或者是多过2个足球直径）。

The line more than 3700 meters above sea level to over 5200 meters, mostly in no man's land lots, the traffic is extremely inconvenient and is at higher elevations in summer.

该线路海拔3700多米至5200多米，大部分属于无人区地段，交通极为不便，海拔较高且是夏季。

The British assumed that carrying in sea level would extend an imaginary line from the shore along Earth's curve to a point beneath the Himalaya.

英国人认为，如果提升海平面，会将假想的线从沿地球曲线的海岸延伸到喜马拉雅山下方的某个点。