Electrophilic addition
[化] 亲电加成
🧩 词语组成解析
[机] 亲电性的
addition
[ə'diʃən]
n. 加，增加，附加;[数]加法;增加的人或事物;
🗣️ 情景例句
A community center
一个社区中心
The teacher was not at all happy with his students.
那位老师对他的学生毫不满意。
We informed him that the fissure extended for fifty years and was tow feet wide and four feet deep.
我们告诉他那个大裂缝长50码，宽2英尺，深4英尺。