Is this five-two-one double eight six-four?
这里是521-8864吗？
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📚 句中词汇解析
从本句中提取的重要词汇
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
"I'll double-check the figures."
我将对这些数字进行复核。
近义：twice, duplicate, increase, intensify, multiply, redouble
反义：rive, rupture, break, chap, crack, fissure
num. 八;八个;第八;
n. 八;八人（或物）一组;八人划船队;
adj. 八个的;
"The government's majority has been whittled down to eight."
政府多数票减少到了八票.