Diphosphate
n. [化]二磷酸
🗣️ 情景例句
Oh yes, the May Fourth Movement. I've read about it.
哦，是的，五四运动，我听说过。
There's TV coverage of the NBA tournament.
有个NBA联赛的电视报道。
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%。