Benzene pentacarbonic acid
[机] 苯五甲酸, 苯五羧酸
🧩 词语组成解析
benzene
['benzi:n]
n. 苯;
🗣️ 情景例句
What are the flowers for, Richard?
究竟为什么送花 ，Richard？
I've never read a more fascinating story.
我没有读过比这更令人着迷的故事。
The temperature drops to -- 30 o and very few people attempt to cross the Pass.
气温下降到零下30度，试图跨越山口的人寥寥无几。