Dicamphendion
[醫(yī)] 二樟腦萜二酮, 二莰烯二酮
??? 情景例句
How many languages do you speak?
你會(huì)講幾種語(yǔ)言？
A bad bush is better than the open field.
有勝于無(wú)。
This time he pointed to the lake.
這次他用手指了一下那個(gè)湖。