Perhydroanthracene
蒽烷, 全氢化蒽
🗣️ 情景例句
Don't mention it.
别提了。
He's acomposer of serious music.I like his music a lot.
他是严肃音乐作曲家，我很喜欢他的音乐。
An individual human existence should be like a river----
个人的存在应该像一条河流，