Polyenoic acid
[化] 多烯酸
🧩 词语组成解析
🗣️ 情景例句
What kind of salary did you have in mind?
你期待什么样的工资？
A heavy purse makes a light heart.
腰包钱财足，心境自然宽。
The seed was sprayed over the ground in huge quantities by aeroplanes.
飞机把这种草籽大量地撒播在地上。