Anthanthrone
[化] 二苯并[cd,jk]芘-5,10-二酮
??? 情景例句
you are about to become Susan Bennett--
即將成為Susan Bennett
I hope you can like the picnic.
我希望你能喜歡這野餐。
Our friends Julie and Jack were there, too.
我們的朋友朱莉和杰克也去了。