英語解釋

overburden

音標(biāo)[,?uv?'b?:dn]

overburden是什么意思、overburden怎么讀

overburden漢語翻譯

vt. 裝載過多, 負(fù)擔(dān)過多, 使過勞
【經(jīng)】過重的貨物, 重?fù)?dān), 過度的負(fù)擔(dān)

overburden詞型變化

動(dòng)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:

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

動(dòng)詞 overburden:

burden with too much work or responsibility
load with excessive weight

overburden詳細(xì)解釋

o.ver.bur.den

v.tr.（及物動(dòng)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(fù)擔(dān)過重；使裝載過多
To subject to an excessive burden or strain; overtax.
過重的負(fù)擔(dān)或壓力；對…加以過重負(fù)擔(dān)
n.（名詞）

An excessive burden; an overload.
過重的負(fù)擔(dān)；超載
Geology
【地質(zhì)學(xué)】
Material overlying a useful mineral deposit.
覆蓋層，超覆層：覆蓋在有價(jià)值的礦石沉積物之上的物質(zhì)
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(xué)】 貧瘠的巖層：覆蓋在有研究價(jià)值的文化層之上的廢石土層