Perfluorotributylamine
[化] 全氟三丁胺
??? 情景例句
It's Richard's film!
Richard的底片找到了
Thanks for the advice,but this is something I have to figure out myself.
謝謝忠告，但是這必須由我自己解決。
How do you spell that, please?
怎么拼寫？