Lapachoic acid
[化] 拉帕酸(即
🧩 词语组成解析
🗣️ 情景例句
When Alexandra arrives,
等Alexandra到达时，
All our work was in vain.
我们白干了一场。
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%。