They leave long trails behind them, tracks you might say as they move from one point to another.
它们身后留下了一条长长的痕迹，你也许可以说这是它们从一个位置移动到另一个位置的轨迹。
The father, however, rejoiced, for it had cut him to the heart to leave them behind alone.
然而，父亲却很高兴，因为把他们单独留下使他伤心欲绝。
Sometimes, the traces of breadcrumbs you leave behind are the only clues that you have an eating disorder.
有时，你留下的面包屑痕迹是暗示你患有饮食失调症的唯一线索。
Burning the forest just once can leave behind enough black carbon to keep the soil fertile for thousands of years.
森林仅仅燃烧一次就能留下足够的黑碳，来保持数千年土壤肥沃。
I looked them over with a burglar's eye, deciding what might be worth the risk of stealing, what on the other hand I would leave behind.
我用小偷的眼光扫了它们一眼，决定了哪些东西值得冒险去偷，哪些东西应该留下。
Therefore, a begging nestling that secures food at the expense of its siblings might actually leave behind fewer copies of its genes overall than it might otherwise.
因此，一只以其兄弟姐妹为代价来获取食物的乞食雏鸟实际上可能会比其它雏鸟留下更少的基因副本。
He didn't leave valuable things behind, but he was a kind loving father and left behind his best love.
他没有留下昂贵的东西，但他是位慈爱的父亲，留下了最好的爱。
I thought that they would certainly leave ink or bits of paper behind.
我认为它们肯定会留下墨迹或纸屑在后面。
I don't see dinosaurs, but of course they leave traces behind in fossils.
我没见过恐龙，但是无疑的，他们留下了化石这样的痕迹。
With my project, I want to illustrate the different methods of how we measure and visualize time and the traces they leave behind.
我希望用我的作品来阐释人们计算和量化时间的不同方式和我们在世界上留下的痕迹。
The idea is that we leave this trail of bacteria behind us, and that trail may be informative.
我们的想法是我们将这种细菌追踪法留下来，这些方法有一天可能能够提供有用的信息。
That goes for employees who leave but also the ones who stay behind, often referred to as "survivors" in the academic world.
这一方法适用于离开的员工，同样也适用于留下来的员工，学术界通常把他们称为“幸存者”。
Normally loners, every so often these natives of the deserts from West Africa to India turn into vast, voracious swarms that leave hunger and poverty behind them wherever they go.
这些来自从西非到印度沙漠的土生昆虫通常并不成群，但是偶尔也会汇集成巨大、贪婪的蝗群，它们所到之处能留下的是饥饿和贫困。
People feel wary of this - that they will disrupt the crop - but not if you pick mostly male flowers and leave the female flowers, with a small courgette forming behind the flower to grow on.
人们会担心——把作物毁坏了——但如果你采的大多是雄花，留下雌花，雌花后面都带有小胡瓜，就没有关系。
And I don't think that we will be completely satisfied when we do leave with what we left behind that's it for today.
我认为我们不会非常满意，当我们走时，看到我们所留下的问题，今天的节目就到此结束了。
Comets leave a trail of debris behind them that can lead to meteor showers on Earth.
彗星会在经过的地方留下一些碎片，这些碎片可以引起地球上的流星雨现象。
It's called "Dads for My Daughters" and I am confident it will inspire you, as it did for me, to think how you live your life and the legacy you want to leave behind.
该节目名为“女儿的父亲们”，我相信，如同它曾启发我一般，这会启发大家思考如何度过一生，及离开人世后所能留下的遗产。
When you transfer into eternity, you will leave everything else behind. All you're taking with you is your character.
当你进入永恒，你必须留下一切，所能带走的就是你的品格特质。
Can't be detected in terms of its... it doesn't leave traces behind.
检测不到。，是因为它没留下任何的痕迹。
Asaad said it was a hard decision as they were forced to leave her mother and other relatives behind because they couldn't get a visa.
在这里输入译文asaad说由于母亲和其他的亲属无法拿到签证而被迫留下来，这是个很艰难的决定。
Build on the ideas of others and leave behind something of yourself for other designers to build on.
在别人想法的基础上设计，然后为别人的设计留下一些你的东西。
If multiple universes exist, they may collide with each other and leave behind signs in the cosmic microwave background radiation, researchers say.
研究人员说，如果存在着多重宇宙，它们可能会相互碰撞，并在宇宙微波背景的辐射里留下痕迹。
Sometimes the only clue you have to SRED is the trail of bread crumbs you leave behind.
有时，你留下的面包屑痕迹是暗示你患有与睡眠有关饮食失调症的唯一线索。
We'd like to make a contribution, change things for the better, improve lives, leave behind something positive.
我们想做点贡献，想让事情变得更好，想改变生活，想留下一些正面的东西。
He might not leave behind any sizable inheritance, but at least he would be taken care of, for which Tengo was tremendously grateful.
他可能不会留下任何规模的遗产，但令天吾高兴的是父亲至少可以被照料的很好。
Scientists know the rocks move because they leave narrow tracks trailing behind them, but they haven't actually seen it happen.
科学家们是凭借石头在身后的地上留下的痕迹才知道它们在动，其实他们自己并没看见。
To determine what patterns humans leave behind when they chew or gnaw on bones, the researchers had four different groups of European people chew raw and cooked meat bones from various animals.
为了确定人类啃噬骨骼后会留下什么类型的痕迹，研究人员组织了四个不同的欧洲人小组，让他们啃噬不同动物或生或熟的肉骨头。
'Document all your work, make sure the files you leave behind are easily accessible,' she says.
布莱克曼说，要把所有工作都做好备案，确保你留下的文件都很好使用。
'Document all your work, make sure the files you leave behind are easily accessible,' she says.
布莱克曼说，要把所有工作都做好备案，确保你留下的文件都很好使用。
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