overburden

英 [ˌəʊvəˈbɜːdn]

美 [ˌoʊvərˈbɜːrdn]

v.  使负担过重

过去分词：overburdened　过去式：overburdened　现在分词：overburdening　第三人称单数：overburdens　

TOEFL经济

BNC.20075 / COCA.20715

牛津词典

verb

• 使负担过重
  to give sb/sth more work, worry, etc. than they can deal with

英英释义

noun

• an excessive burden
  Synonym:overload
• the surface soil that must be moved away to get at coal seams and mineral deposits

verb

• burden with too much work or responsibility
• load with excessive weight

双语例句

• This paper introduces the successful freezing technology and construction experience of Dingji air shaft sinking in thick overburden.
  介绍丁集风井深厚表土层的冻结技术及施工的成功经验。
• Dynamic Analysis of Asphalt Concrete Core Rockfill Dams on Deep Overburden
  深覆盖层上沥青混凝土心墙堆石坝动力分析
• The deep overburden will also appear horizontal displacement to upper and down streams after dam construction.
  受坝体的影响，坝基深厚覆盖层也会向上、下游发生水平位移；
• Study of Law of Thick Coal Seam Overburden Failure and Deformation by Slice Mining
  厚煤层分层开采覆岩破坏与变形规律的试验研究
• Research on fractal characterization of mined crack network evolution in overburden rock stratum under deep mining
  深部开采上覆岩层采动裂隙网络演化的分形特征研究
• Study of Seepage of Sluice Foundation on Deep and Overburden Layer and Engineering Measures
  厚覆盖层上闸基渗流分析与基础处理措施研究
• Stress-Deformation Analysis for the Seepage Prevention Wall and the Core Dam Constructed on Deep Overburden
  深覆盖层心墙坝及防渗墙应力变形分析
• Numerical Analysis for Influence of Anti-seepage Measure of Deep Overburden Foundation on Seepage Field
  深覆盖层地基防渗措施对渗流场影响数值分析
• The method of culvert-undercutting with shallow overburden is adopted to construct Beijing Xisihuan underground culvert of South-to-north Transfer Project.
  南水北调北京西四环暗涵施工中采用了浅埋暗涵施工法。
• The process of ore-drawing in block caving is completed under overburden.
  自然崩落法放矿基本上都是在覆盖岩层下进行的。