Perhydrocyclopentanophenanthrene
环戊烷多氢菲
🗣️ 情景例句
Richard, if you go out
Richard，假如你去
Time flies.
时光易逝。
Could you tell me your secret for a long, happy life?
你能告诉我长时间地过着快乐的生活的秘诀吗？