Cumulative double bond
[建] 累积双缩
🧩 词语组成解析
cumulative
['kjumjəletɪv]
adj. 累积的;渐增的;追加的;（判刑等）加重的;
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
It's a loan for a car I'd like to purchase.
我想贷款买辆汽车。
Every dog is valiant at his own door.
站在家门口，狗也雄纠纠。
Sam and I had lunch together today. We went to a restaurant.
我和萨姆今天一起吃的午饭。我们去了一家饭店。