Cis-double bonds
[化] 顺式双键
🧩 词语组成解析
[计] 中央信息系统, 字符指令系统, 计算机信息服务, 用户信息系统
double
['dʌbl]
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
n. 镣铐, 监禁
🗣️ 情景例句
Grandpa, when did Dad graduate from Michigan?
爷爷，爸爸是什么时候从Michigan毕业的？
The farmers are the founders of civilization and prosperity.
农民是文化和繁荣的奠基者。
She gave her luggage to a porter and showed him her ticket.
她把行李交给搬运工并给他看了车票。