Mesitonic acid
[化] ┯酮酸\\n[医] ┩酮酸, α-二甲基-γ-酮戊酸
🧩 词语组成解析
🗣️ 情景例句
If you drive carefully.
只要你小心驾驶。
I was listening to the radio.
我正在听收音机。
We owe a lot to the birds and beasts who eat insects but all of them put together kill only a fraction of the number destroyed by spiders.
我们要十分感谢那些吃昆虫的鸟和兽，然而把它们所杀死的昆虫全部加在一起也只相当于蜘蛛所消灭的一小部分。