英语解释

overburden

音标[,әuvә'bә:dn]

overburden是什么意思、overburden怎么读

overburden汉语翻译

vt. 装载过多, 负担过多, 使过劳
【经】过重的货物, 重担, 过度的负担

overburden词型变化

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

overburden英语解释

名词 overburden:

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

动词 overburden:

burden with too much work or responsibility
load with excessive weight

overburden详细解释

o.ver.bur.den

v.tr.（及物动词）
o.ver.bur.dened,o.ver.bur.den.ing,o.ver.bur.dens
To burden with too much weight; overload.
过重，超载：使负担过重；使装载过多
To subject to an excessive burden or strain; overtax.
过重的负担或压力；对…加以过重负担
n.（名词）

An excessive burden; an overload.
过重的负担；超载
Geology
【地质学】
Material overlying a useful mineral deposit.
覆盖层，超覆层：覆盖在有价值的矿石沉积物之上的物质
Sedimentary rock covering older crystalline layers.
沉淀岩：覆在旧的水晶状层之上的沉积岩石
Archaeology A sterile stratum overlying a stratum bearing traces of the culture being studied.
【考古学】 贫瘠的岩层：覆盖在有研究价值的文化层之上的废石土层