Pingos
(pingo 的复数) n. 冰核丘
🗣️ 情景例句
Hello, Mr. Carlson.
哈喽， Carlson先生。
Being happy in my work is most important to me.
工作中开心最重要。
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%。