Anionic cycloaddition
[化] 负离子环加成
🧩 词语组成解析
a. [化]阴离子的,带负电荷的离子的
n. [化]环加成( 指不饱和分子化合成一环状化合物的反应)
🗣️ 情景例句
Did she mention when she would arrive?
她说过什么时候到吗？
It is better to fight for good than to rail at the ill.
与其抱怨，不如积善。
modern states 'invest'in institutions of learning to get back 'interest'
现代国家对教育机构投资，收回的"利息