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

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。
Senior high school students pose for a group photo during an event held by the Youth Volunteer Service for Regional Peace in this undated photo.
这张未标日期的，是一群高中生在区域和平志工团活动后拍团体照的照片。
For undated references, the latest edition of the normative document referred to applies. People who do their duty are always finally rewarded.
凡未注明日期的引用标准其最新版。凡是尽责任的人最后总是有好报的。
UNDATED ( CBS)& Drinking a couple of cups of coffee a day could help women lower their chances of developing depression.
美国CBS于2011年9月26日报道：每天喝咖啡能降低女性患抑郁症的几率。
In an undated article on his Web site, Hawass cast doubt on the theory that the mummy with the folded right arm was that of Hatshepsut.
在一篇发表在自己的网页上的未注明日期的文章里，哈瓦斯怀疑这具将右手放置在胸前的特殊位置的木乃伊是否就是哈特谢普苏特王后。
A beekeeper holds a frame from one of his beehives in Yunlin County in this undated photo.
这张未标日期的照片，是位云林县蜂农满脸笑容地拿著他蜂箱里的一个框框。
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。
Ed Sullivan posed with a young Jackson on the Ed Sullivan Show in this undated photograph.
在这张未注明日期的照片里，埃德·沙利文在《埃德·沙利文秀》上与小杰克逊合影。
An undated handout photo shows a Mayan carving at the El Zotz archaeological site in Northern Guatemala.
一个未注明日期的照片显示了一个讲义玛雅人在危地马拉北部的萨尔瓦多措茨考古遗址雕刻。
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。