twice是什么意思？

twice

英[twaɪs] 美[twaɪs]

• adv. 两次，两倍，两遍；

例句

• The fire brigade was called out twice last night. 消防队昨晚出勤两次。
• That's twice today that room has been cleared up. 那个房间今天已经打扫两次了。
• I vaccum the carpet twice every week. 我每周用吸尘器打扫地毯两次。
• Remember that prevention is better than cure, so brush your teeth at least twice a day and visit your dentist for regular check-ups. 记住， 预防胜于补救，所以每天至少要刷两次牙，并且要定期做牙科检查。
• This box is twice as large as that one. 这个盒子是那个盒子的两倍。
• Bob phoned twice today. 鲍勃今天打了两次电话。
• Refuse is collected twice a week. 垃圾每周收两次。
• We were called to the hospital twice, but the old man seemed to have nine lives, and before long made a complete recovery. 我们两次被召往医院，但老父亲大难不死，不久就完全康复了。
• In the face of a severe crisis relating to international reserves, the government devalued the currency twice. 面对国际储备的严重危机，政府实施了两次货币贬值。
• She swims twice a week and has been dabbling in weight training. 她一周游两次泳，偶尔还练习一下举重。

词组

• once bitten, twice shy
  见 bite
• think twice

英语四级真题

Get key information by reading just once or twice.
出自-2014年6月听力原文

英语六级真题

Piling on higher taxes won't help, "If higher taxes make it more expensive to raise children," says Nicholas Eberstadt of the American Enterprise Institute, "people will think twice about having another child.
出自-2013年12月阅读原文
To advise couples to think twice before having children
出自-2013年12月阅读原文
The stack of congressional regulations governing federal student grants and loans now stands twice as tall as I do.
出自-2012年6月阅读原文

柯林斯高阶英汉双解学习词典释义

• ADV
  两次
  If something happens twice, there are two actions or events of the same kind.
  例句
  He visited me twice that fall and called me on the telephone often... 那年秋天他来看过我两次，而且经常给我打电话。 The government has twice declined to back the scheme… 政府已两次拒绝支持该方案。
• ADV
  (表示频率)每天两次/一周两次
  You use twice in expressions such as twice a day and twice a week to indicate that two events or actions of the same kind happen in each day or week.
  例句
  I phoned twice a day, leaving messages with his wife... 我每天打两次电话，托他妻子捎口信。 This famous horse race has taken place here twice a year since 1310. 这一著名的赛马比赛自 1310 年以来每年在这里举行两次。
• ADV
  两倍;强(或好、难)得多
  If one thing is, for example, twice as big or old as another, the first thing is two times as big or old as the second. People sometimes say that one thing is twice as good or hard as another when they want to emphasize that the first thing is much better or harder than the second.
  例句
  The figure of seventy-million pounds was twice as big as expected. 7,000 万英镑的金额是预期的两倍。 …a report claiming that teachers could be twice as effective if they returned to traditional classroom methods. 声称教师若重新采用传统课堂讲授方法，授课效果会事半功倍的报告
• PHRASE
  重新考虑;慎重考虑;思忖再三
  If you think twice about doing something, you consider it again and decide not to do it, or decide to do it differently.
  例句
  She'd better shut her mouth and from now on think twice before saying stupid things. 她最好闭上嘴巴，而且今后在说出蠢话之前先过过脑子。

英汉词典释义

• adv.
  两次, 两倍
  Bob phoned twice today. 鲍勃今天打了两次电话。 This box is twice as large as that one. 这个盒子是那个盒子的两倍。

英英词典释义

• Adverb
  1. two times;
  "I called her twice"
  2. to double the degree;
  "she was doubly rewarded""his eyes were double bright"