On many compiler-based Scheme implementations, macro-expansion time occurs during compile time.
在许多基于编译器的Scheme实现中，宏展开在编译时发生。
More specifically, it will perform the given operation at macro-expansion time, which is not always the same as compile time in Scheme systems.
更具体地说，它是在宏展开时执行给定的操作，在Scheme系统中宏展开与编译并不总是同时进行的。
Furthermore, the character that expansion rate and expansion time in VF concrete anti-crack additive can be controlled artificially and the effects in engineering application have been explained.
尤其是对VF防裂剂的膨胀时间和膨胀量人为可控的特点及由其制作的补偿收缩混凝土在实际工程中应用的效果作了详细的论述，结果表明均取得了理想的防裂效果。
The industrialization is reworks the expansion time, Marx consider that capital absorb free the result of the Innovation works bringing on technology progress, it is source of relative surplus value.
在马克思看来，工业化是重复劳动的扩展时代，创造性劳动的成果是作为附带因素被无偿吸收到资本当中的，它构成了相对剩余价值的来源。
He points out that climate data obtained from slow-growing corals around the Pacific indicate a series of unusually frequent El Ninos around the time of the Lapita expansion.
他指出，从环太平洋缓慢生长的珊瑚中获得的气候数据表明，在拉皮塔扩张时期，厄尔尼诺现象曾频繁爆发，这很不寻常。
Global expansion through acquisition is usually expensive, and expansion through internal growth is time-consuming and sometimes impossible in markets that are not actively growing.
通过收购实现全球扩张通常代价高昂，而通过内部增长实现扩张则非常耗时；在那些没有积极增长的市场上，实现扩张有时甚至是不可能的。
These so-called baryon acoustic oscillations offer another yardstick for measuring the expansion rate of the universe over time and putting limits on the value of dark energy.
这些被称为重子声学振荡的东西为测量随时间变化的宇宙的膨胀速度和对暗能量的值施加限制提供另一尺码。
More important, they represent, if anything, an expansion of America's role in the world, our responsibilities and at a time when the world seems more likely than ever to spin out of control.
更重要的是，他们所代表的是美国在世界上的责任和作用的扩大，而当今世界似乎比以往任何时候都更容易失控。
Another exception is the "cosmological arrow of time," which points forward from the Big Bang in the direction of the universe's expansion.
另一个例外是“时间的宇宙箭头”，该箭头从大爆炸指向宇宙膨胀的方向，其可能与热力学箭头相连，指向宇宙最终的热寂。
The capture of power by Iraq's long-oppressed Shias is perceived as having, for the first time in history, removed the main Arab bulwark against Persian expansion.
伊拉克长期受到压迫的什叶派夺取了权力这一事实被视为有史以来第一次拔除了阿拉伯抵抗波斯扩张的主要壁垒。
Astronomers predicted two possibilities: either the universe has been expanding at roughly the same rate throughout time, or that the universe has been slowing in its expansion as it gets older.
天文学家预想了两种可能性：一定时间内，宇宙不是以严格一致的速率膨胀，就是随着它的不断老化而减慢膨胀。
The discovery of the expansion of our Universe was already noticed by astronomer Hubble a long time ago in 1929, forcing Einstein to revise his famous equations about space, time and masses.
早在1929年，宇宙正在膨胀这一现象就已被天文学家哈勃所注意到，这让爱因斯坦不得不修改了他那项关于空间、时间和质量的著名方程式。
The two firms are intensely secretive and say little about their expansion plans, but new stores are opening all the time.
这两家公司对各自的扩张计划都讳莫如深，但它们的分店却不停地开张。
Along with the expansion of e-commerce, it's just a matter of time before online businesses are taxed.
随着电子商务的扩张，网上贸易被征税只是个时间问题。
This bizarre, but apparently true, conclusion was reached at about the same time by the two groups working to measure the expansion of the universe.
这个怪异但明显正确的结论，几乎同时被这两个研究宇宙膨胀的团体得出。
Victoria's reign was marked by a great expansion of the British Empire; during this period it reached its zenith, becoming the foremost Global Power of the time.
在维多利亚的统治下，不列颠王国的版图迅速扩张，并达到顶点，使王国成为历史上第一个全球霸主。
Only some countries on the periphery, like Ireland and Spain, were immersed in considerable credit expansion from the time they initiated their processes of convergence.
只有一些外围国家-如爱尔兰和西班牙，在实施过程中陷入大规模信用扩张。
Another possibility is that the accelerated expansion arises not from a substance but from a modified form of gravity, one that behaves differently on cosmic scales of time and space.
另一种可能性是加速膨胀不是来自物质而是修改的重力形式，其作用在时空的宇宙尺度上是不同的。
The expansion of the universe was one of the most important intellectual discoveries of all time.
宇宙扩张是有史以来众多最重要的发现之一。
The late 1990s was a time of significant growth for Anna Sui; she embarked upon a hugely successful expansion in the Far East, where she quickly established a huge cult following.
20世纪90年代末对安娜苏来说是一个重要的成长期；她开始在远东地区进行扩张，大获成功，并迅速在当地积聚了大批追随者。
(PhysOrg.com) -- Seven years ago Northwestern University physicist Adilson E. Motter conjectured that the expansion of the universe at the time of the big bang was highly chaotic.
七年前美国西北大学物理学家Adilson E.Motter 提出这样的猜想，宇宙的扩张与爆炸的混沌属于同时期。
The Palestinians said that until settlement expansion stops, resuming peace talks with Israel would be a waste of time.
巴勒斯坦人说，除非以色列停止扩建定居点，否则恢复跟以色列的和平谈判就是浪费时间。
This is sort of a leakage from a potential future time span to space expansion towards a lower energy state, as the storage of events in time needs additional energy, just like battery charging.
这种潜在未来时间的泄漏跨越到空间膨胀到低能量状态，正如事件在时间方面的累积需要额外的能量一样，比如电池充电。
The steadily growing world population and increasing incomes creates higher demand for meat, but at the same time leaves limited space for expansion in livestock production.
世界人口的不断增长和收入的提高都导致对肉类消费有更高的需求，但同时对扩大畜牧生产的空间造成限制。
They were using these supernovae to measure how the universe's expansion is changing with time.
科学家们通过研究那些超新星去测量宇宙膨胀随时间的变化。
At a press conference last month, Mr. Toyoda said the previous expansion push may have caused it to scrimp on quality, compromising its just-in-time production system, for example.
在上个月的一个新闻发布会上，丰田章男说之前的扩展推进可能导致了质量下滑，例如危害它实时的产品系统。
At the same time, there has been a dramatic expansion of online media as well as cable and satellite television.
不过与此同时，网络媒体以及有线电视和卫星电视有了大幅度扩展。
Israel is under fire again for alleged settlement expansion, this time in a report by an Israeli watchdog group.
以色列再次遭到猛烈抨击，因为有传说它正在扩建定居点。这一次是以色列一个监察团体提出的批评。
The bank has a decent presence in Turkey and north Africa but now that lending without raising deposits is frowned upon, the expansion there will be more branch-based than before—which takes time.
巴黎银行原本在土耳其和北非地区还承受着尚可的压力，但是现在无存款抵押的贷款也让他们感到头疼了，而对此情况的解释是银行在那边的分支将比以前更多了，所以还需要时间（来调整）。
The bank has a decent presence in Turkey and north Africa but now that lending without raising deposits is frowned upon, the expansion there will be more branch-based than before—which takes time.
巴黎银行原本在土耳其和北非地区还承受着尚可的压力，但是现在无存款抵押的贷款也让他们感到头疼了，而对此情况的解释是银行在那边的分支将比以前更多了，所以还需要时间（来调整）。
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