doubles
[ double ]的复数形式
名 词：dou'bleness
- Justifying a fault doubles it
护短是加倍的错误收藏 - The Prime Minister doubles as Minister of Foreign affairs
总理兼任外交部长。收藏 - They defeated Karen Beckman and Gillian Silks 15-7 and 15-5 in the women's doubles.
她们在女子双打比赛中以15比7和15比5打败了凯伦·贝克曼和吉利恩·吉尔克斯。收藏 - He doubles up his left fist and starts towards the stranger
他握紧左拳，向陌生人扑去。收藏 - This demonstrates that adding another element to the whole set doubles the number of subsets
这说明在一个集中加入一个新元素，其子集的总数扩大一倍。收藏
开心词场背单词
名词解释：