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
Seven o'clock, I'll pick you up at your office.
晚7点，我去办公室接你。
What time does the plane take off?
飞机何时起飞呢？
'Your sister will be here in less than an hour and we must be at the station to meet her.
“再有不到一个小时你姐姐就要到这儿了，我们得去车站接她。