Perhydrophenanthrene
菲烷, 全氢化菲
🗣️ 情景例句
But how do you plan to do that?
但你预备怎么做呢？
Thank you.
谢谢。
Without something of this kind, searching for intelligences on other planets
没有这种手段，要想寻觅其他星球上的智力生命，