Terminal double bond
[化] 末端双键
🧩 词语组成解析
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
🗣️ 情景例句
Are you free?
您有空吗？
By what time should I check in?
我该什么时间办理登机手续呢？
They quickly loaded a small rubber dinghy with food, matches, and cans of beer and rowed for a few miles across the Caribbean until they arrived at a tiny coral island.
他们迅速把食物、火柴、罐装啤酒往一只救生筏上装。然后在加勒比海上划行了几英里，到了一座珊瑚岛上。