undated

英 [ˌʌnˈdeɪtɪd]

美 [ˌʌnˈdeɪtɪd]

adj.  未注日期的; 日期不明的; 时间不详的

BNC.21431 / COCA.23226

牛津词典

adj.

• 未注日期的
  without a date written or printed on it
  1. an undated letter
     一封没写日期的信
• 日期不明的；时间不详的
  of which the date is not known
  1. undated archaeological remains
     时间未确定的考古遗迹

柯林斯词典

• ADJ 无日期的；未注明日期的
  Something that isundateddoes not have a date written on it.
  1. In each packet there are batches of letters, most of which are undated.
     每个包裹里都有一摞摞的信件，其中大部分都没有日期。

英英释义

adj

• not bearing a date
  1. a dateless letter
  Synonym:dateless

双语例句

• Two penguins are shown in this undated handout image received on Sept.21 courtesy of the Chicago Zoological Society in Chicago.
  这张九月二十一日由芝加哥动物学社提供的照片，是两只企鹅。
• Three different welcome signs to the town of Speed, 400km northwest of Melbourne, are seen in these undated photos.
  这三张未标示日期的照片，是距离墨尔本西北方四百公里的小镇「速度」的欢迎路标。
• A lighthouse by the Eshaness cliffs is shown in this undated picture of the Shetland Islands, which tied with two other destinations for third place among 111 islands rated on their preservation record and forecast.
  最新图片中显示了设得兰群岛的爱莎奈斯悬崖（eshanesscliffs）的一个灯塔，此岛与另外两处凭借其保存完好风光和预示在111个岛屿中名列三甲。
• Of Christmas Island's14 crab species, the Christmas Island red crab ( above, crabs migrating in an undated picture) is the most easily spotted, according to the Christmas Island National Park website.
  据圣诞岛国家公园网站介绍，作为圣诞岛上的14种蟹类之一，圣诞岛红蟹是最为常见的。
• Former British Prime Minister Winston Churchill's Cabinet War dining room is shown in this undated handout photo in a bunker under London.
  英国首相丘吉尔在二战时期的秘密地下掩体即将对公众开放。
• Iraq recently recalculated its oil reserves to reflect undated technology and now says it has the world's second-biggest oil reserves.
  伊拉克最近重新评估了石油储量，以反映无定期的技术，现在伊拉克称拥有世界第二大石油储量。
• Here, in an undated photo, he jumps near Rio de Janeiro.
  在这里，在一个未注明日期的照片，他跳里约热内卢附近。
• The undated clip showed the al-Qaeda leader outdoors praising martyrs who had been killed in Afghanistan.
  在这段未注明日期的录像片断中，本.拉登在户外称赞了死于阿富汗的殉教者。
• Archaeologists unearth Roman skeletons thought to be gladiators at a site in York in this undated handout photo.
  考古学家发掘罗马骨架认为是在约克角斗士在此日期的讲义照片网站。
• There are no studies and the painting is undated and unsigned. An arbitrator who has a dissenting opinion may sign or not sign his name on the arbitral award.
  没有试画，画上没有署明日期，也没有署名字。持有不同意见的仲裁员可以在裁决书上署名，也可以不署名。