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“double”是英语国家的人常用的一个词——太常用了,许多三岁小孩都不难清楚地表达它的意思。它可以单独用作名词,或作为形容词与其它许多名词结合,构成复合词,而且
“double ” is a term commonly used in English-speaking countries - so common that many three-year-olds can not easily express their meaning. It can be used alone as a noun, or as an adjective combined with many other nouns to form a compound word, and