Hexanedione
[化] 己二酮
🗣️ 情景例句
Mid terms are coming soon.
很快就期中考试了。
Go that way for two blocks,then turn left.
用那种方法为镞走2街区然后向左拐。
They finally found a small gold coin which was almost worthless.
但最后找到的是一枚几乎一钱不值的小金币。