Dienes with conjugated double bonds
[化] 共轭二烯属(具有共轭双键的二烯属)
🧩 词语组成解析
adj. 双的;两倍的;两面派的;双人用的;
vt. 使加倍;把…对折;重复;
vi. 加倍,加倍努力;快步走;
adv. 两倍地;双重地;
n. 两倍;双精度型;
doub二,双+le反复 → 反复两倍 → 翻倍
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
He gives twice that gives in a trice.
即刻就给予,等于给两次。
Suddenly, a middle-age lady got on the train and sat opposite Sally.
突然,一个中年妇女上了火车,坐在萨莉的对面。
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