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
It's common practice.
这是惯例。
I'm young.
我很年轻。
As it is, they have been drilling for sixteen hours and they still have a long way to go.
实际情况是，他们已连续钻了16个小时了，但离钻透还早着呢。