Digalogenin
[化] 地蓋諾皂苷配基
??? 情景例句
at the Museum of Natural History.
在自然歷史博物館。
It's essential.
這是必要的。
Now they have had special cages made to protect them from these monsters.
現在他們有了特制的籠子，用來保護他們免受大魚的侵襲。