If these silent genes are somehow switched back on, they argued, long-lost traits could reappear.
他们认为，如果这些沉默的基因以某种方式被重新激活，长期丢失的性状可能会重新出现。
And this poses a puzzle: how can characteristics that disappeared millions of years ago suddenly reappear?
这就造成了一个难题：数百万年前消失的特征是如何突然重现的？
In fact , it might reappear to the extent that scholars could make out and even decipher the original text.
事实上，它可能会重现到学者们能够辨认甚至破译原文的程度。
He had not expected the young man to reappear before evening.
他没想到那个年轻男子傍晚前会再次出现。
Now and again, he disappeared only to reappear once more.
他时而消失，时而又出现。
The rain seeps underground and the water may reappear later as springs.
雨水渗透到地下，可能以泉水的形式重新出现。
Afterwards he found a sunspot group which lived long enough to disappear from view on the western limb of the sun, to reappear on its eastern limb, and finally to regain its old position.
后来，他发现了一个太阳黑子群，它存在时间很长，从太阳的西边消失，又在东边出现，最后又回到原来的位置。
She went upstairs and did not reappear until morning.
她上了楼，直到第二天早晨才再次露面。
Then, a couple of months later, one morning in the eastern sky just before dawn, Sirius would reappear.
然后，几个月以后的一天早晨，在黎明前的东方的天空上，天狼星又重新出现了。
但是小天狼星没有出现。
It would regroup and reappear in the rear.
他们会在后方重新组合出现。
Only later did the larger predators reappear in the oceans.
在此之后，食肉类动物才会在海洋中再次出现。
The curse had been lifted, not to reappear for nearly a century.
如今诅咒已经被解除，近一个世纪都没有再出现过。
Most people's cold sores reappear in the same area each time.
大部分的疱疹还是会出现在同一个地方。
It could even cause a previous issue to reappear in the application.
甚至，它可能会使以前修复的问题重新出现在应用程序中。
After two months of darkness, a thread would reappear in January.
经过两个月的黑暗，一缕光会在一月重新出现。
I have found them hardy, and hopefully they will reappear this summer.
我发现它们抗逆性强，今年夏天也有望再现。
The puzzling clusters of dark lines fade in winter and reappear in the spring.
这些令人费解的深色线条会在冬天销声匿迹，春季时又重新出现。
They may reappear in physical form, or through your thoughts, feelings and dreams.
他们可能会出现在你面前，或出现在你的思想，感情和梦想中。
That is one of several reasons to wonder whether the splits that once crippled their party may reappear.
而这正是令人担忧的理由之一：曾经使保守党严重削弱的分歧是否会再次出现？
If the content isn't changed, it would just reappear in our search results the next time we crawled it.
如果内容并未改变，它会在我们下次抓取的时候重新显示。
Perhaps his most famous stunt was in 1983 when he made the Statue of Liberty disappear (and then reappear) on live TV.
他最著名的惊人表演大概要算1983年在一场电视实况直播中使自由女神像消失（然后再现）了。
Two moons appearing at the same time happens only once every 1, 000 years and isn’t scheduled to reappear until 2287.
两个“月亮”同时出现的情况1000年才发生一次，2287年之前不会重新出现。
The message will only reappear in the queue when the timeout period expires if, and only if, it has not been deleted by the reading process.
只有当超时周期过期时，而且读取消息的应用程序没有删除它，消息才会重新出现在队列中。
She would vanish for hours on end, and then reappear at meal-times, or in the evening after work was over, as though nothing had happened.
她通常消失一连几个小时，直到用餐的时间，或者在晚上收工以后才若无其事的出现。
She would vanish for hours on end, and then reappear at meal-times, or in the evening after work was over, as though nothing had happened.
她通常消失一连几个小时，直到用餐的时间，或者在晚上收工以后才若无其事的出现。
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