Phytons
n. 植物繁殖单位；植物结构单位
🗣️ 情景例句
Please drive carefully.
请小心开车。
He is rich enough who has true friends.
有真朋友的人是富翁。
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%。