We should require a survey report, so that we may know the extent of the damage.
我们将要求出具检验报告,以便我们能了解损坏的程度。
it requires 97 per cent less energy to travel the quarter of a million miles from the Moon to Earth-orbit than the 200 mile-journey from Earth's surface into orbit!
因此,从月球到地球的25万英里所消耗的能量要比从地球表面进入地球轨道的200英里所耗能量少97%。