Frain
[人名] [英格兰人姓氏] 费雷恩地貌名称，来源于古法语，含义是“梣”(ash)
🗣️ 情景例句
Have a smooth flight.
一路顺风。
Don't be a copycat!
别有样学样。
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%。