Allyl radical
= allyl group
🧩 词语组成解析
n. [化]烯丙基
radical
['rædɪkl]
adj. 根本的，基本的;激进的;彻底的;[植]根生的;
n. 激进分子;根基，原子团;[数学]根数;
radic根+al…的 →根本的，基本的;[转为名词] 根部，基础
🗣️ 情景例句
will read a poem by Robert Frost.
要朗读Robert Frost作的一首诗。
I was crossing the street and was almost hit by a car.
我穿过街时差一点被一辆汽车撞了。
I just made it!
我做到了！