double

/'dʌbl/

柯林斯星级

牛津核心词汇

BNC频率: 1640

现代语料频率: 2202

中考英语高考英语雅思

中文翻译

n. 两倍

a. 两倍的, 双重的

vt. 使加倍

vi. 加倍, 代替, 快步走

[计] 双精度型

英文解释

n. a base hit on which the batter stops safely at second base

n. a stand-in for movie stars to perform dangerous stunts

n. someone who closely resembles a famous person (especially an actor)

n. a quantity that is twice as great as another

词态变化

过去分词:doubled

现在分词:doubling

复数形式:doubles

过去式:doubled

第三人称单数:doubles

常见例句

n (mountaineering) a descent of a vertical cliff or wall made by using a doubled rope that is fixed to a higher point and wrapped around the body v lower oneself with a rope coiled around the body from a mountainside

a person who descends down a nearly vertical face by using a doubled rope that is wrapped around the body and attached to some high point

-ing form of abseil n (mountaineering) a descent of a vertical cliff or wall made by using a doubled rope that is fixed to a higher point and wrapped around the body v lower oneself with a rope coiled around the body from a mountainside

An air sac, sometimes double or variously lobed, in the visceral cavity of many fishes

The salt of wisdom of the alchemists, a double salt composed of the chlorides of ammonium and mercury