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productivity

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pro duct ivity
向前

byproduct = by(副的) + pro(向前) + duct(引导) = 顺带向前引导→副产品

improvide = im(不) + pro(向前) + vid(看) + e(动词后缀) = 没有提前准备→即兴创作

+ 引导

byproduct = by(副的) + pro(向前) + duct(引导) = 顺带向前引导→副产品

abduct = ab(离开) + duct(引导) = 引导离开→绑架

+ 特性

activity = act(行为) + ivity(特性) = 活动

captivity = cap(握住) + ivity(特性) = 囚禁;被关

向前引导的特性→生产力

[ˌprɑ:dʌkˈtɪvəti]
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  • Official词频:23 商业 阅读词汇 听力词汇 核心词 高频词

    productivity

    常考释义

    • n.生产力;生产率
    变形词
    • 复数 productivities
    托福常考例句

    This increase of food supply was due perhaps half to the increase of cultivated area, particularly by migration and settlement in the central and western provinces, and half to greater productivity - the farmers’ success in raising more crops per unit of land.

    粮食供应的增加可能一半是由于耕地面积的增加,特别移民并定居到中西部省份带来的耕地面积增加;另一半是由于生产力的提高——农民成功提高了每单位土地面积的粮食产量。

    来源于:阅读OFFICIAL48 P1
单词详解
  • 英汉双解
    • n. 生产力;生产率

      展开
      简明例句

      Wage rates depend on levels of productivity.

      工资水平取决于生产量的多寡。

      The third-quarter results reflect continued improvements in productivity.

      第三季度的结果反映了生产率的持续提高。

      展开更多
      情景例句

      This is not an assessment of your productivity.

      这并不是对你工作效率的怀疑。

      来自《在云端》

      图片源自网络

      展开更多
      托福考试例句

      This increase of food supply was due perhaps half to the increase of cultivated area, particularly by migration and settlement in the central and western provinces, and half to greater productivity - the farmers’ success in raising more crops per unit of land.

      粮食供应的增加可能一半是由于耕地面积的增加,特别移民并定居到中西部省份带来的耕地面积增加;另一半是由于生产力的提高——农民成功提高了每单位土地面积的粮食产量。

      来源于:阅读OFFICIAL48 P1

      Productivity in agriculture was also improved by capital investments, first of all in irrigation.

      资本的投入也提高了农业生产力,首先是灌溉方面。

      来源于:阅读OFFICIAL48 P1

      Indeed, they have been called the marine version of the tropical rain forest, rivaling their terrestrial counterparts in both richness of species and biological productivity.

      事实上,它们被称为海洋版的热带雨林,在物种丰富度和生物生产力方面可以与真正的热带雨林媲美。

      来源于:阅读OFFICIAL47 P3

      Although the vast majority of marine fishes are carnivores, in near-surface regions of high productivity the concentrations of larger phytoplankton (the plant component of plankton) are sufficient to support huge populations of filter-feeding sardines and anchovies.

      虽然绝大多数海洋鱼类是食肉动物,但滤食性沙丁油鱼和凤尾鱼靠吃海洋表面区域丰富大量的浮游植物(浮游生物的植物成分)而大量繁殖。

      来源于:阅读OFFICIAL45 P3

      Now, these estuaries are important because of their high level of biological productivity.

      这些入海口很重要,因为它们有很高的生物生产力。

      来源于:听力OFFICIAL44 L6

      According to ecologist J. W. Kenworthy, anaerobic processes of the microorganisms in the sediment are an important mechanism for regenerating and recycling nutrients and carbon, ensuring the high rates of productivity—that is, the amount of organic material produced-that are measured in those beds.

      根据生态学家J•W•肯沃西所说,沉积物中微生物的无氧代谢是一项重要的使得营养物质和碳再生和循环的机制,保证了有机物的高产出率——即测量到的海草床中产生的有机物的量。

      来源于:阅读OFFICIAL44 P3

      In contrast to other productivity in the ocean, which is confined to various species of algae and bacteria dependent on nutrient concentrations in the water column, seagrasses are rooted plants that absorb nutrients from the sediment or substrate.

      海洋中其他物种的产出率受到各种藻类和细菌的限制,而藻类和细菌又依赖于水体营养物质的浓度,但海草与其不同,海草是根系植物,可以从沉积物或海洋基底当中吸收养分。

      来源于:阅读OFFICIAL44 P3

      When the lighting was dimmed, productivity went up again.

      当光线变暗时,生产率再次上升了。

      来源于:听力OFFICIAL44 L1

      The researchers realized that their own presence had affected the workers' productivity.

      研究者们意识到自己的存在影响了工人的生产力。

      来源于:听力OFFICIAL44 L1

      Productivity seems to be involved instead, though perhaps its influence is indirect.

      生产力似乎也有作用,但也许它的作用是间接的。

      来源于:阅读OFFICIAL40 P2

      Farmers responded by specializing in cash crops, borrowing to purchase more land, and investing in equipment to increase productivity.

      农民的反应是专门从事经济作物,借钱来购买更多的土地,投资设备以期提高产量。

      来源于:阅读OFFICIAL33 P2

      The clock provided the punctuation marks for group activity, while enabling individuals to order their own work (and that of others) so as to enhance productivity.

      钟表也为集体活动提供了时间提示,同时使个人能够安排他们自己的工作,以加强生产力。

      来源于:阅读OFFICIAL30 P3

      Indeed, the very notion of productivity is a by-product of the clock: once on can relate performance to uniform time units, work is never the same.

      事实上,生产力的准确概念是时钟的副产物,一旦一个人可以将其表现用统一的时间单位衡量,那么工作就永远都不会一样了。

      来源于:阅读OFFICIAL30 P3

      It has been estimated that Monte Testaccio contains the remains of some 53 million amphorae, in which around 6,000million liters of oil were imported into the city from overseas, imports into imperial Rome were supported by the full might of the state and were therefore quite exceptional----but the size of the operations at Monte Testaccio, and the productivity and complexity that lay behind them, nonetheless cannot fail to impress.

      向罗马帝国的进口由国家全力支持,因此也非常例外----但是Monte Testaccio的制作规模及其背后的生产力和复杂性却绝对不容忽视。

      来源于:阅读OFFICIAL29 P1

      A contemporary of Shakespeare (1564- observed that the productivity of Italian shipping had declined, compared with that of the British, because of conservatism and loss of expertise.

      在莎士比亚时代(1564~1616),相比较英国,意大利航运业生产力已经在下降了,这是因为意大利的航运业过于守旧并且缺乏专业技术所致。

      来源于:阅读OFFICIAL25 P2

      The fact that some societies domesticated animals and plants, discovered the use of metal tools, became literate, and developed a state should not make us forget that others developed pastoralism or horticulture (vegetable gardening) but remained illiterate and at low levels of productivity; a few entered the modern period as hunting and gathering societies.

      一些社会驯化动植物、发现金属工具的使用、开始识字并且形成国家,这些事实不应使我们忘记其他社会虽发展出了畜牧或园艺(蔬菜园艺)但是仍停留在文盲状态,并且生产力较低;只有少数社会进入了现代的狩猎采集社会。

      来源于:阅读OFFICIAL21 P2

      Among the key factors behind this growth were increased agricultural productivity and an expansion of trade.

      继续保持增长拉动经济增长最关键的因素是农业生产力的提高和贸易规模的扩大。

      来源于:阅读OFFICIAL10 P3
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