So, vocabulary learning beliefs and strategies have been studied for decades of years.
所以，近几十年中，语言学家们对词汇学习观念和词汇学习策略进行了研究。
In the past decades of years the typical structure of pipeline steel X70 was the ferrite-pearlite.
在过去几十年X 70级管线钢的典型组织一直是铁素体-珠光体。
We have some wrong understandings of Lu Xun Criticism that has been closed to readers in the past decades of years.
尘封了几十年的《鲁迅批判》 ，我们对它曾有诸多的误读。
Thus, we have gained an insight into the attitudes of Americans towards marriage and their multifaceted statuses in the past decades of years.
由此，我们了解了过往的几十年里美国人对待婚姻的态度以及他们多方面的婚姻状况。
This thesis consists of four chapters: in chapter One, we had an overview of motivation research both at home and abroad in the recent decades of years.
论文包括四个部分：第一章回顾了近几十年来国内外关于学习动机的研究成果。
Professor Wu Hanxiang is a nationally famous senior physician and has an abundance of of successful experience in dealing with hematopathy for decades of years.
全国著名老中医吴翰香教授，坚持数十年研究血液病的诊治，终于取得一定成 果。
However, due to some historical and social reasons, education of humanity quality in recent decades of years has been weakened in higher learning of Chinese medicine to certain degree.
然而，由于近几十年来的一些历史与社会的原因，高等中医药教育中的人文素质教育不同程度地存在着减少与削弱的问题。
Hydrogen blisters have been found on both inside and outside surfaces of shells of certain mild steel product during pressing. This phenomenon has not presented itself for decades of years.
某产品在冲压加工过程中，壳体体部内外表面出现了氢鼓泡，这是几十年来壳体生产从未见到的。
It's not important, then, if there's a delay of a few years, or decades.
如果信号的接收会延迟几年或几十年，那么这个问题并不重要。
The next generation of astronauts may hurtle through the cosmos for years or decades on a mission to explore distant planets and stars - and never return.
下一代的宇航员可能要在宇宙中执行为期数年或者数十年的任务，以探索遥远的行星和恒星——并且永不归来。
The firms that have enjoyed years or even decades of life with no or weak competitors have created such barriers.
有的公司几年或者甚至是几十年没有或只有弱势的竞争者，是因为它们已经创造出了这种障碍。
And while we have been seeing invention after breakthrough over and over in the last couple of decades, this next ten years is going to blow everything else out of the water.
过去几十年里，随着我们目睹着一个又一个的发明在突破之后接踵而至，接下来的十年，其它的一切东西都将要被杀得片甲不留。
However, inequality among different education and skill groups increased much more modestly during the first seven years of this decade than in the prior two decades.
不同教育技术水平群体的收入不平等在九十年代开始的七年里比之前的二十年的增长缓和得多。
You can save years; even decades of your valuable time and make unprecedented strides in personal growth at the same time.
你可以省去数年甚至数十年的宝贵的时间在个人成功上迈出未有的步伐。
It may be one of many aspects of the climate that flop around, seemingly at random, over periods of years to decades.
这可能是数年至数十年的周期以来气候骤然变向的诸多方面之一，而且看似毫无章法。
In 2007 the average life expectancy at birth was 78 years. This follows decades of progress.
2007年，出生时平均预期寿命为78岁，延续了以往数十年的上升趋势。
The it in most large organizations has grown over a period of years or even decades - and it shows.
在过去的几年甚至是数十年间，许多大型机构中的IT部门成长起来。
Based on 18 years of studies, Smith and his coauthors show that such ecosystem changes occur over short time scales of weeks to months, as well as over longer periods of years to decades.
在18年的研究基础上，史密斯和他的论文合作者揭示出，海底生态系统的变化可以是几星期到几个月以内的短期变化，同时也可以是长达几年甚至几十年的长期变化。
Apart from 2000-2009 being the warmest decade ever, 17 of the 20 warmest years have been in last two decades.
2000- 2009年是有史以来最热的十年，而且最热的20年中有17年也是在过去20年里。
Most of tobacco’s damage to health does not become evident until years or even decades after the onset of use.
烟草对健康的损害大多都直到使用后多年甚或几十年才显现出来。
We have good statistics on the Numbers of earthquakes going back years, decades and centuries. See a nice summary here.
我们对过去几十个世纪的地震情况做了详细的统计。
Farmers in the first decades of the 19th century couldn't have imagined that 40 years later, their continent would be crisscrossed by a railroad linking Eastern ports to Western markets.
19世纪第一个十年里的农民们想象不到40年后的情况，他们土地上纵横交错的铁路连接起了东部的港口和西部的市场。
For decades, the U.S. led the world in the proportion of citizens with college degrees, but in recent years it has been surpassed by other countries.
数十年以来，美国一直在拥有大学教育的公民比例方面领先世界，但在近年这方面已经被其他国家超过。
The complex dispute over sovereignty in the 1.2m square miles of sea has been simmering for decades, but has grown increasingly fractious in the past few years.
超过1.2平方英里海域的复杂领土争端问题在过去的几十年中缓慢升温，但在过去的几年里变得格外糟糕。
One Bengali village has a tradition of long migrations: Many men leave for years or even decades, but always intend to return.
在孟加拉的一个村庄里，保留着长途迁移的传统：许多人离开村子几年或者几十年，但最终还是要回到家乡的。
But as has been typical in buildings in recent decades, the Windows of the GSA building were painted shut many years ago so workers could not allow air-conditioned or heated air to escape.
但是，就如同这几十年来典型的建筑一样，美国服务总局的建筑许多年前就将窗户喷漆并关闭了，这样可以不让冷风和暖气跑掉。
But as has been typical in buildings in recent decades, the Windows of the GSA building were painted shut many years ago so workers could not allow air-conditioned or heated air to escape.
但是，就如同这几十年来典型的建筑一样，美国服务总局的建筑许多年前就将窗户喷漆并关闭了，这样可以不让冷风和暖气跑掉。
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