Mesenna
[医] 驱虫合欢(皮)
🗣️ 情景例句
And here he is--Popo the Clown.
这位就是小丑Popo。
I'm on my way.
我这就上路。
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%。