Okay, so you could be the one to tame him, but he may be difficult to pin down to a long-term relationship.
你可能是征服他的那个人了，但他很难能同你保持长久的恋爱关系。
Depression is a complex disorder and, therefore, difficult to pin down to a single cause. For example, Accutane users often have severe acne, which itself may lead to depression.
抑郁症是一种复杂的病症，因此很难把它的发生归结于单一的因素。比如异维甲酸使用者常常患有严重的痤疮，这种病本身就可能导致抑郁症。
I need the up-to-date sales figures but I can never pin him down at the office.
我需要最新的销售数字，可就是不能在办公室找到他问清楚。
I'd try to get away and he'd pin me down, saying he would kill me.
我会试图逃走，而他会把我按倒，说要杀了我。
He set out with an apparently simple aim: to pin down the precise meaning of the concept of "information".
他的出发点显然很简单：确定“信息”这个概念的确切含义。
Inspired by Halley's suggestion of a way to pin down the scale of the Solar System, teams of British and French astronomers set out on expeditions to places as diverse as India and Siberia.
受哈雷提出的确定太阳系大小的方法启发，英国和法国天文学家团队开始在印度和西伯利亚等地考察。
Pivoting on a pin inside the hull, it swings down to provide ballast and resistance against sideways motion of the boat caused by the wind blowing from one side.
它围绕船底的一个钉子旋转，放下时提供压载力，以抵抗由于单侧风导致的船只侧向摆动。
The output can be more specific than just specifying the analog pin number, but the generic number allows flexibility because it does not tie down any one pin to any one job.
输出也可能比仅指定模拟管脚编号更为具体，但是本机编号灵活性更好，因为它不会将任何一个管脚束缚到某一项作业上。
Given a matching index, a single index fetch will pin down the row to be retrieved.
给定一个匹配的索引，通过一个单独的取索引操作就可以得到要检索的行。
Meanwhile, Nasa's Fermi space Telescope is taking a different approach to try to pin down dark matter. It will look for evidence of dark matter "annihilations" in space.
同时，美国太空署的费尔米太空望远镜也在使用不同的方法试图确认暗物质(的存在)。它将寻找暗物质在太空“湮灭”的证据。
Some expect Apple and Microsoft to Sue Google. Yet this is unlikely, because the online giant will be hard to pin down.
有些人期待苹果和微软起诉谷歌，然而这是不太可能的事情，因为谷歌这个网络巨人是很难被扳倒的。
Using neutrons to better understand food is a new field but is ideal to pin down sub-nanoscale detail in molecules, says Teixeira.
将中子应用到食品研究中是一个新的领域，但要得到相应分子的亚纳米级信息还需时日，特谢拉说。
Although more research is needed to pin down the relationship between low IQ and suicide, the study suggests that mental health professionals should be attuned to their patients' IQ, Koenen says.
科龙说：尽管还需要更多的研究来确定智商和自杀之间的关系，研究建议精神健康专家应该调和病人的智商。
If his identity is hard to pin down, his fears and hopes are easier to read.
假如他的身份很难确定，那他的担心和希望还是更容易弄懂一些。
This is to pin down dark matter and dark energy-the 95% of the universe the Standard Model doesn't explain.
这场较量的目的是理解暗物质和暗能量——在宇宙中占95%却无法用标准模型解释。
If they can pin down the relationship between age and rotation, a star's age will be much easier to measure.
如果他们能够确定星星年龄与转速之间的关系，星星的年龄测起来就简单的多了。
This exhibition promises not just to celebrate the work of an important artist, but to pin down an elusive figure.
这次的展览绝对不只是歌颂一位颇具影响力的艺术家的成就，更是要揭开他的神秘面纱，确立他的形象。
After all, being honest or dishonest involves a set of cognitive and social factors which may prove too complex to pin down.
毕竟诚实与不诚实所涉及的可能是太复杂而难以确定的一系列认知和社会因素。
All carbon footprints are hard or impossible to pin down accurately, but the Internet is a particularly complex case.
所有的碳足迹都很难或者不太可能精确地算出来，对于互联网，情况更是复杂。
I seek not to pin it down but to free it by acknowledging that high performance is not as much about achieving a certain state as it is a journey toward something better.
我不求限制它，而是释放对它的束缚，承认它无关于达到某个特定状态，而是一段通往更好的事物的旅程。
Such models may also help to pin down the causes of diseases that arise from the interplay of genetic and environmental factors.
这种模型也许能有助于发现基因与环境因素相互作用而引起的疾病的根本原因。
Knowing that there is a problem does not necessarily help to pin down what it is.
要知道仅仅解决一个问题并不能确切地说明问题的所在。
While the real ownership of the stock market is impossible to pin down, Mr Howie's analysis poses important questions about what might happen if there is a sharp crash in share prices.
尽管不太可能彻底弄清中国股市的实际持股归属，但豪伊的分析提出了一个重要的问题，即如果股价暴跌，可能会发生什么情况。
The information coming out of Japan changes so frequently that it's difficult to pin down a specific level of radiation that residents are exposed to; in any case, levels vary from place to place.
日本传出的信息经常变化,以至于很难确定居民究竟暴露在怎样的辐射水平下;各种情形下不同的地方辐射水平变化不定。
The ultimate balance between jobs created and killed is difficult to pin down, but the net result is far murkier than it might seem.
增加就业和降低就业很难保持完全平衡，但是结果远不是像看上去的那样清晰。
Brummel is credited in some quarters with inventing modern trousers, a garment more widespread even than the suit and with a provenance equally hard to pin down.
人们把发明现代裤子的功劳部分归功于浦鲁马。裤子比西装流行的范围更广，出处也更加难寻。
Brummel is credited in some quarters with inventing modern trousers, a garment more widespread even than the suit and with a provenance equally hard to pin down.
人们把发明现代裤子的功劳部分归功于浦鲁马。裤子比西装流行的范围更广，出处也更加难寻。
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