adjective两倍的,双倍的;成双的,成对的;供两者用的,双人的;双重的
pronoun两倍,双倍
adverb双双地,成对地
verb(使)翻倍,乘以二
adjectivetwo times as much or as many
adjectivewith two parts that are the same
adjectivemade for two people or things
adjectivedoing two things or having two qualities at the same time
pronountwice as much or as many as the usual number or amount
adverbin twos or in two parts
verbto become, or make something become, twice as much or as many