Nonfusibility
抗熔性
🗣️ 情景例句
And I didn't sleep well, Daddy told me.
而我总是睡不好。爸爸告诉我的。
Which one is heavier?
哪一个是较重的？
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%。