Direfulness
n. 可怕;悲惨
✅ 同义词
🗣️ 情景例句
Rita Mae called yesterday. Rita Mae
昨天打电话来了。
Do we have to wear the helmets?
我们得戴上防护帽吗？
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%。