Dihydroxyanthraqinone
[醫] 二羥蒽醌
??? 情景例句
This!
這個！
He hears the violin squeaking.
他聽到了小提琴發出的聲音。
not because he cannot afford, or shuns, their meterial comforts, but because he is afraid of them.
這并不是因為他們付不起錢，也不是為了躲避物質享受，而是因為他們害怕酒店。