🧩 词语组成解析
n. [化]二甲砷基, 四甲二砷
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
I've been studying all day, and I'm sick and tired of it.
我学了一天,现在感到厌倦。
And I hope you can have a good time tonight.
祝愿你们今晚过得愉快。
It is always wiser and safer to face up to reality,
遇事采取面对现实的态度总是比较明智和稳妥的,