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單詞乎

overburden

音標[,?uv?'b?:dn]
overburden是什么意思、overburden怎么讀

overburden漢語翻譯

vt. 裝載過多, 負擔過多, 使過勞
【經】 過重的貨物, 重擔, 過度的負擔

overburden詞型變化

動詞過去式:overburdened 過去分詞:overburdened 現(xiàn)在分詞:overburdening 第三人稱單數(shù):overburdens 

overburden英語解釋

名詞 overburden:

  1. the surface soil that must be moved away to get at coal seams and mineral deposits
  2. an excessive burden
    同義詞：overload

動詞 overburden:

  1. burden with too much work or responsibility
  2. load with excessive weight

overburden詳細解釋

o.ver.bur.den

v.tr.（及物動詞）
o.ver.bur.dened,o.ver.bur.den.ing,o.ver.bur.dens
To burden with too much weight; overload.
過重，超載：使負擔過重；使裝載過多
To subject to an excessive burden or strain; overtax.
過重的負擔或壓力；對…加以過重負擔
n.（名詞）

An excessive burden; an overload.
過重的負擔；超載
Geology
【地質學】
Material overlying a useful mineral deposit.
覆蓋層，超覆層：覆蓋在有價值的礦石沉積物之上的物質
Sedimentary rock covering older crystalline layers.
沉淀巖：覆在舊的水晶狀層之上的沉積巖石
Archaeology A sterile stratum overlying a stratum bearing traces of the culture being studied.
【考古學】 貧瘠的巖層：覆蓋在有研究價值的文化層之上的廢石土層

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