Biferrocenyl
联二茂铁
🗣️ 情景例句
Why can't you work at home, Marilyn?
为什么不能在家中工作呢， Marilyn？
Time past cannot be called back again.
光阴一去不复返。
Latham, however, did not give up easily.
但是莱瑟姆不肯轻易罢休。