Double reaction
[电] 双重反应
🧩 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
Who's in charge here?
这儿谁负责？
Competition between bidders for this valuable painting has been keen.
拍卖时各出价对这幅名画竞争很激烈。
She has an eye for detail.
她有鉴别细节的眼力。