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

• What can be done if the overburden is hard rock?
  如果剥离物是硬岩，怎么办呢？
• Influence and prevention on the fault of overburden rock to water-preserved mining in shallow seam
  浅埋煤层覆岩中断层对保水采煤的影响及防治
• 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。
• Study of mechanism of stope water inrush caused by water accumulation in overburden separation areas
  覆岩离层区积水引发的采场突水机制研究
• Application of radioisotope logging technique to the testing of the coefficient of permeability in the overburden layers of riverbed
  放射性同位素测井技术在河床覆盖层渗透系数测试中的应用
• In situ detection technology in the overburden failure to monitor the application
  原位探测技术在覆岩破坏监测中的应用
• Study on Underground Cutting Technique with Shallow Overburden and Environmental Effect of City Underpass
  城市人行地道浅埋暗挖施工技术及其环境效应研究
• Application of Comprehensive Geophysical Method to Deep Overburden Layer Exploration in River Bed
  综合物探方法在河床深厚覆盖层勘探中的应用
• 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
• 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。