1. Her baby doubled its weight in a year. 她的婴儿在一年内体重增加了一倍。
2. 《The Germans》: Double History of a Nation. 《德国人》：一个民族的双重历史。
3. Do you want a single room or a double room? 您需要一间单人房间，还是一间双人房间？
英英解释
n.
1. a base hit on which the batter stops safely at second base
2. a stand-in for movie stars to perform dangerous stunts
3. someone who closely resembles a famous person (especially an actor)
4. a quantity that is twice as great as another
5. raising the stakes in a card game by a factor of 2 v.
1. increase twofold
2. hit a two-base hit
3. bend over or curl up, usually with laughter or pain
4. do double duty; serve two purposes or have two functions
5. bridge: make a demand for (a card or suit)
6. make or do or perform again adj.
1. having more than one decidedly dissimilar aspects or qualities
2. consisting of or involving two parts or components usually in pairs
3. twice as great or many
4. used of flowers having more than the usual number of petals in crowded or overlapping arrangements
5. used of homologous chromosomes associated in pairs in synapsis
6. large enough for two
7. having two meanings with intent to deceive adv.
1. downward and forward
2. two together
3. to double the degree
网络释义
double 加倍，翻一番;
双剑;
加倍;
翻一番;
Double Buffering 双缓冲区;
双缓冲;
双重缓冲;
双重缓冲区处理;
double dribble 两次运球;
两次运球（违例）;
双运球;
为违例。;
double team 用两位防守球员包夹进攻球员;
反击王;
以两人防守一人，阻碍其进攻;
双人包夹;
