Cogar
[地名] [美国] 科格
🗣️ 情景例句
Dad saved him, not me.
是爸爸救了他， 不是我。
Eat one's cake and have it.
又要马儿好，又要马儿不吃草。
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%。