Chichituna
墨西哥仙人果
🗣️ 情景例句
Carl, does your throat hurt?
Carl，你喉咙痛吗？
You can't make something out of nothing.
巧妇难为无米之炊。
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%。