A bird, by singing, may forfeit time that could otherwise be spent on other important behaviors such as foraging or resting.
一只鸟,通过唱歌,可能会失去原本可以花在其他重要行为上的时间,比如觅食或休息。
The symbolism may come from the fact that the olive tree takes a long time to produce fruit, so olives could only be cultivated successfully in long periods of peace.
它的象征意义可能来自于橄榄树需要很长时间才能结出果实,所以橄榄只能在长久的和平时期才能被成功种植。
Parents need to remind their children that their needs and desires may change over time, said Julie Gurner, a real estate analyst with FitSmallBusiness.com.
FitSmall Business 网站的房地产分析师朱莉·古纳说,父母需要提醒孩子,他们的需求和愿望可能会随着时间的推移而改变。
You may feel all the training a waste of time, but I'm a hundred percent sure later you'll be grateful for what you did.
你可能觉得所有的训练都是浪费时间,但是我百分之百确定你以后会感激你所做的一切。
That may be a hint that yawn evolved as a social cue—"time for us all to go to bed".
也许这是打哈欠进化为社交线索的一种暗示——“到我们大家睡觉的时间了”。
You may feel all the training a waste of time, but I'm a hundred percent sure later you'll be grateful you did it.
你可能觉得所有的训练都是在浪费时间,但我百分之百地肯定,以后你会庆幸你做过这一切。
To a culture which has come to take instantaneous communication for granted, as part of the very structure of civilized life, this "time barrier" may have a profound psychological impact.
对于一个将即时通讯视为文明生活结构一部分的文化来说,这种“时间障碍”可能会产生深远的心理影响。
In such a life history strategy, the organism suspends any growth, reproduction, or other activities for a period of time so that they may occur at a later, more hospitable time.
在这样的生命史策略中,有机体暂停任何生长、繁殖或其他活动一段时间,以便它们可能在更晚、更适宜生存的时间发生。
Before you share your thoughts, think about what the powerful person cares about—it may be the credibility of their team or getting a project done on time.
在你分享你的想法之前,想想有权有势的人关心的是什么——可能是他们团队的信誉,或是按时完成项目。
The sea may rise or the land may fall; either way the sand dunes will be gone in a short time.
海平面可能会升高,或者陆地可能会下降;不论发生哪种情况,沙丘都将很快消失。
Both these devices worked well in sunny climates; but in northern Europe, the sun may be hidden by clouds for weeks at a time, while temperatures vary not only seasonally but from day to night.
这两种装置在阳光充足的气候条件下工作良好;但在北欧,太阳可能一次被云层遮挡数周,而温度不仅随着季节变化,而且还随着昼夜变化。
There are a large number of attractions and you may not have time to see them all.
那里有许多景点,你可能没有时间把所有的都参观一遍。
Rebuilding can take a long time, and even then, impressions of the disaster may still remain.
重建可能需要很长时间,即便如此,对灾难的记忆可能仍然存在。
It may also take time to negotiate for the space for a specific outdoor advertising location, to print the posters, or to paint the board.
还可能需要时间来协商一个特定的户外广告位置的空间,打印海报,或油漆公告板。
The empty shell of a snail or clam may be left behind, and if it is sufficiently durable and resistant to dissolution, it may remain basically unchanged for a long period of time.
蜗牛或蛤蜊的空壳可能会被留下来,如果足够持久和抗溶解,它可能会在很长一段时间内基本保持不变。
They may even have been covered with silk because silk was used a lot at that time.
它们甚至可能是用丝绸覆盖着的,因为丝绸在那个时候被广泛使用。
Some seeds may germinate in three days even if they have been exposed to very low temperatures for a long time.
即使长时间暴露在极低的温度下,有些种子也能在三天内发芽。
What Washington does—or doesn't do—to promote alternative energy may mean less and less at a time of a global shift in thought.
在这个全球思维都在转变的时代,华盛顿在推动可替代能源发展方面作为或是不作为,其影响越来越小。
By the time a problem has been addressed and remedied it may have vanished in the marketplace, to be replaced by new abuses of power.
当一个问题得到解决和补救时,它可能已经在市场上消失,被新的滥用权力所取代。
To ensure a brilliant college life, you'd better spare time to visit campus, even if it may be costly.
为了确保美好的大学生活,你最好抽出时间来参观校园,尽管这可能会比较昂贵。
Ducklings may follow a basketball or a briefcase if these are substituted for the mother duck at the time when imprinting occurs.
如果一个篮球或公文包在印记发生的时候代替母鸭,小鸭子可能会跟随它们。
During this time, friends of the bride may hold a party at which women friends and family members give the bride gifts that she will need as a wife.
在这段时间里,新娘的朋友们可以举办一个聚会,女性朋友和家人会在聚会上送给她作为妻子需要的新娘礼物。
Students studying for a particular degree will take a series of lecture courses which run in parallel at a fixed time in each week and may last one academic term or the whole year.
攻读特定学位的学生将在每周的固定时间同时参加一系列讲座课程,可能持续一个学期或一整年。
They may focus on a certain country or a certain time period when they begin their collections.
当他们开始收集时,他们可能会关注一个特定的国家或特定的时间段。
Even though it's common, it's vital to keep in mind that in a single moment of fatigue, you can say something to your child that you may regret for a long time.
尽管这种情况很常见,但有必要牢记,在疲惫的时刻,你可能会对孩子说出一些你会后悔很久的话。
This is a dangerous game: by the time 100 percent of the evidence is in, it may be too late.
这是一个危险的比赛:等到有了100%的证据,可能就太晚了。
Americans believe in spending their time and energy today so that the fruits of their labor may be enjoyed at a later time.
美国人相信,在当下要付出时间和精力,以后才能享受劳动成果。
An ecologist who studies a pond today may well find it relatively unchanged in a year's time.
如今研究池塘的生态学者很可能会发现,池塘在一年之内基本没什么变化。
Unless the situation in the shops improves, in ten years' time we may all have to subject ourselves to a body-search every time we go into a store to buy a tin of beans!
除非商店里的情况有所改善,否则在十年的时间里,我们每次进商店买一罐豆子都可能不得不接受身体检查!
It is not the first time one of Google's famed self-driving cars has been involved in a crash, but it may be the first time it has caused one.
这不是谷歌著名的自动驾驶汽车第一次发生车祸,但是这是第一次由它引起的撞车事故。
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