在20世纪70年代，有一些试图改善物质的措施。
Through the 1970s, a number of measures sought to improve matter.
在20世纪80年代，美国成为了一个物质至上的社会。
During the 1980s the U.S. became a very materialistic society.
格泰斯认为，由于南方的奴隶制妨碍了个人自治和对物质利益的自由追求，北方的主要改革者早在19世纪30年代就反对奴隶制。
Gerteis argues that, since slavery in the South precluded individual autonomy and the free pursuit of material gain, major Northern reformers opposed it as early as the 1830s.
20世纪80年代，由于一些药盒内掺入了有毒物质，强生迅速召回泰诺胶囊，这曾使它成为危机管理的楷模。
In the 1980s Johnson & Johnson's swift recall of Tylenol capsules, after some packs had been laced with poison, made it a model for crisis management.
自2006年以来它已被列入第一批国家非物质文化遗产。越剧最初出现在清朝浙江省的嵊县，后来于二十世纪二十年代闻名于上海。
It has been listed into the first national nonmaterial cultural heritage since 2006. Yue opera appeared in Sheng County, Zhejiang Province in the Qing dynasty, and then it became famous in Shanghai in the 1920s.
路贝卡凝灰岩并不包含能通过放射性来确定年代的矿物质。
The Lubaka tuff does not contain minerals that can be dated radiometrically.
该小组运用多种方法对墨西哥普埃布拉附近遗址的各种物质进行了年代测定，以此确保他们得出的结果是正确的。
The team used several methods to date a variety of material from the site near Puebla, Mexico, in order to be sure they were right about the age.
该小组运用多种方法对墨西哥普埃布拉附近遗址的各种物质进行了年代测定，以此确保他们得出的结果是正确的。
The team used several methods to date a variety of material from the site near Puebla, Mexico, in order to be sure they were right about the age.
在那个年代，我们还不知道如何从物质的角度去解释生命？
We didn't have a clue back then how to explain life in material terms.
这种评价标准，他同样在《棕色的年代》里用来评价现代建筑和布鲁克林大桥，他认为那才是审美和物质走到了一起。
This standard of judgment also appears in The Brown Decades (1931) when he deals with the Modernist architecture and the Brooklyn Bridge where aesthetics and material come together.
其实，物理学家对暗物质的存在确信无疑，最早上世纪30年代做的天文观察就显示出要保持时刻运转的星系稳定聚集在一起远非一般性物质所能；换句话说，一个星系的可见部分一定是牢牢嵌在一种不可见的光晕上的；否则，它就会在运转过程中四分五散。
Physicists are pretty confident dark matter exists. Astronomical observations first made in the 1930s show there is not nearly enough ordinary matter to hold galaxies together as they spin round.
作为生于在20世纪60年代反文化时代的孩子，他推崇物质主义，居住在布置简陋的房屋之中(部分原因是他对家具的选择很挑剔)。
A child of the 1960s counterculture, he abhorred materialism and lived in simply furnished houses (in part because he was too picky to decide on furniture).
1980年代，由于部分药盒内掺入了有毒物质，强生迅速召回泰诺胶囊，这曾使它成为危机管理的楷模。
In the 1980s its swift recall of Tylenol capsules, after some packs had been laced with poison, made it a model for crisis management.
为使这种循环转起来，并不需要对银行家疏于监管，或给出更多物质刺激：金融系统在存款保险，拯救银行以及分红出现之前就知道好年景，以及发疯年代了。
You do not need bankers to be poorly monitored or over-incentivised for such cycles to work: finance knew booms and manias long before deposit insurance, bank rescues or bonuses.
在二十世纪三十年代薛定谔的这个著名思想实验中，一只猫和一个装有原子物质的装置被一同放进一个密封的盒子里面。
In schrodinger's famous thought experiment of the 1930s, a cat would be placed in a sealed box with a device containing atomic material.
上世纪60年代末、70年代初，三聚氰胺曾被批准为“可与食品接触的物质”。
Melamine was approved to be a 'food contact substance' in the late 1960s or early 1970s.
19世纪50年代的美国也是当时的世界工厂，大量生产价格便宜但质量高的纺织、钟表、枪械和其他物质。
By the 1850s, the U.S. was en route to becoming the workshop of the world, rapidly churning out cheap yet high-quality textiles, clocks, guns and other goods.
19世纪50年代的美国也是当时的世界工厂，大量生产价格便宜但质量高的纺织、钟表、枪械和其他物质。
By the 1850s, the U. s. was en route to becoming the workshop of the world, rapidly churning out cheap yet high-quality textiles, clocks, guns and other goods.
大脑的化学物质管理体重的可靠证据出现在二十世纪70年代。
Solid evidence that specific brain chemicals regulate weight came many years later, in the 1970s.
20世纪90年代，这条河每年向下游排放超过1亿磅的有毒物质。
During the 1990s, this river discharged over 100 million pounds of toxics downriver each year.
英国在20世纪90年代晚期对羊用防腐浸液中的化学物质颁布禁令，河水变清，水獭因而从中受益。
Otters have benefited from cleaner rivers in Britain, following a ban on chemicals used in sheep dip in the late 1990s.
早在1970年代初，Vera Rubin对星系旋转速度的观测暗示了暗物质的存在。
In the early 1970s, Vera Rubin made observations of the velocities of stars that imply dark matter exists.
上世纪七十年代，作为清除池塘中藻类和漂浮物质的活真空清洁器，亚洲鲤鱼——包括普通、黑色和大头品种——被引入美国。
Asian carp—including thecommon, black and bighead variety—were brought to the U.S. in the 1970sas live vacuum cleaners meant to remove algae and suspended matter fromponds.
气凝胶被认为能够成为堪与它的前辈——例如20世纪30年代的胶木、80年代的碳纤维、90年代的硅胶——相媲美的神奇物质。
It is expected to rank alongside wonder products from previous generations such as Bakelite in the 1930s, carbon fibre in the 1980s and silicone in the 1990s.
该书的年代跨越万年，却从未提起任何类人种族，而这些种族中许多都涉及了主物质位面的文明。
It makes no mention of any humanoid race in the entire ten thousand years of its span, much of that concerned with civilisation on the Prime.
20世纪40年代以来，新材料的出现和新工艺的使用在物质观念和研究方法上对传统的力学工作提出了挑战。
Since the 40's in 20th century, the advent of new material and the use of new product technology have challenged the traditional study in mechanics.
20世纪40年代以来，新材料的出现和新工艺的使用在物质观念和研究方法上对传统的力学工作提出了挑战。
Since the 40's in 20th century, the advent of new material and the use of new product technology have challenged the traditional study in mechanics.
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