🗣️ 情景例句
No. This is five-two-one double eight three-five.
不，这里是521-8835。
How is the weather today?
今天天气如何？
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%。