Perhydrocyclopentanophenanthrene
环戊烷多氢菲
🗣️ 情景例句
Yes, I'm ready.
是的，我想好了。
She finally began to get angry when Paul didn't arrive.
当保罗没有到达时，她终于开始生气了。
Because the gravity on the Moon's surface is only a sixth of Earth's
由于月球表面的重力仅是地球表面的1/6-