音标:['streitәm] ; 柯林斯词典等级:1 级;
n. 层, 地层, 阶层
[医] 层
n. one of several parallel layers of material arranged one on top of another (such as a layer of tissue or cells in an organism or a layer of sedimentary rock)
词型变化:名词复数形式 : strata
考试类型:[托福/GRE]
词性分布:
名词100%

stratum的用法和样例:

例句

用作名词(n.)
  1. They represent each society stratum.他们代表各个社会阶层。
  2. Such inequalities are found in every stratum.这类不公平的现象存在于社会的每一个阶层。

词汇搭配

  • aqueous stratum蓄水层
  • inverted stratum层倒转
  • confining stratum不透水层,隔水层...
  • interbedded stratum夹层
  • surface stratum表层
  • impervious stratum不渗透地层
  • field stratum地面植被层
  • watertight stratum土壤不透水层...
  • permeable stratum透水层,透水岩层...
  • stratum Malpighii马耳皮基(氏)层, ...
  • privileged stratum特殊阶层
  • subsurface stratum亚表层
  • underlying stratum下伏岩层

经典引文

  • An archaeologist finds a stratum of earth and stones and mortar, mixed with potsherds and coins.

    出自:R. G. Collingwood
【近义词】

Autumn Sunset 秋天的落日 We had a remarkable sunset one day last November. I was walking in a meadow, the source of a small brook, when the sun at last, just before setting, after a cold gray day, reached a clear stratum in the horizon, and the

发表于:2019-01-02 / 阅读(68) / 评论(0) 分类 英语背诵80篇

[00:20.21]Shinichi Fujimura [00:24.66]藤村新一 [00:36.96]词汇扫描 [00:40.68]archaeologist 考古学家 [00:45.77]fake 伪造 [00:50.28]archaeology 考古学 [00:54.95]reputation 名声 [00:59.65]stratum 地层 [01:04.99]Shinichi Fujimura [01:06.66]was a Japanese

发表于:2019-01-02 / 阅读(173) / 评论(0) 分类 各色各样的人

...Africa. The African plate has been drifting north over millions of years. And when it pushes against the European plate, huge fold s of rock have been forced up and over one another into great moun

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radiodermatitis 射线皮炎 relapsing secondary syphilis 二期复发梅毒 renal purpura 肾型紫癜 scabies 疥疮 scale 鳞屑 scar 疤痕 scarlatiniform erythema 猩红热样红斑 scleroderma 硬

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210. The stocky stonemason肥胖的石匠 sting-string The government passed a stipulation that stocky stonemasons would no longer be receiving their stipends. The edict stipulated that in six months, if they had not made great strides in losing weig

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中文 英文 缩写 * (符) star (symbol) [美国]电气和电子工程师学会 Institute for Electrical and Electronic Engineers IEEE “请发码”信号

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 电信英语

The 11,700-year-old Holocene epoch is over. We're now living in the Anthropocene epoch. 长达11700年的全新世结束啦。我们如今正生活在人类世纪元。 编者注:全新世(Holocene Epoch),是最年轻的地质年代,它与更

发表于:2019-01-08 / 阅读(82) / 评论(0) 分类 实用英语

We're going to be shooting from minus 2,600 meters that's a little over 8,600 feet down at 30 kilometers from the entrance. 我们要从地下2600米处,大约8600多英尺之下--开始拍摄。那个地方离洞口30千米处。 The lead crews will

发表于:2019-01-18 / 阅读(76) / 评论(0) 分类 TED演讲商业篇

Topic 1: Mass Affluent ClassAccording to Forbes China, by the end of 2014 ?China will have 14 million individuals identified as members of the mass affluent ?stratum, with investable assets worth from 600,000 to 6 million yuan. Who are these people a

发表于:2019-01-21 / 阅读(108) / 评论(0) 分类 英语角-圆桌会议

Ren Yueli was once a street singer in an underground passage in Xidan, in downtown Beijing. Her interpretation of the song Angel's Wings went viral online in 2009. Netizens named her the Xidan girl. 任月丽曾经是北京西单地下通道的街头歌

发表于:2019-02-06 / 阅读(73) / 评论(0) 分类 英语新闻

These are called love tents but they're not what you think. 虽被称为爱的帐篷,但是它们可与你所想不同。 Chinese colleges have come up with an unusual way to help freshmen settle in. 中国的大学别出心裁,以一种特殊的方

发表于:2019-02-06 / 阅读(103) / 评论(0) 分类 英语新闻
学英语单词
ad agency
adjacent areas
advance material request
aether aceticus
affirmed without opinion
apparent speed
aqueous two phase artitioning system
Argyreia
binoculus
blackchurches
British Pharmacopoeia
bromopyridine
buffering ring
cane-cuttings
Castiglione d'Orcia
cloud pk.
company president
compare transfer function
Conepatus
constrained extremal problem
cosplay
cyanide poisoning
dame agatha mary clarissa christies
date of the registration of a mark
dignosce
distillative
Eastrington
edge trigger
epicadmium
ernest waltons
Euonymus bockii
expectation value of stand
fibrosis of spleen
flour dressing machinery
frost action
gene sequence
geneva-baseds
giemsa-band
Gradil
grosses-out
hardfacing electrode
heavy in section
hemocytes
I have a temperature
i-gon
inmoeueable
interval age
intestinal glands (lieberkuehn)
iterative search
jaw fragments
k'arm'an vortex street
Kalwaria Zebrzydowska
karakoram
Linocin
longiaristatus
match upper/lowercase
mcclatchy
miscorrelated
natural cause
New Yorker
ohtakes
over and under controller
picture coding scheme
PocketPC
porcelain cement spatula
Prop-Job
pyrogenic deposit
quasi-constant
quiet experimental STOL aircraft
quit oneself of fear
r-fold transitive group
rain-gauge bucket
Ramularia variegata
rate of working
RCR (reader control relay)
resource manager connection
rotatable nozzle
S-nitrosothiol
santiago ramon y cajals
Sarangani Str.
scandaliser
scirpene
snidermen
standells
stuck together
swarming with
take the advantage of
Tchaikovsky, Pyotr Ilyich
thickness setting scale
thioanisole
tocophenol
trailer-towing
trichopteryx fusconotata
triple galaxy
Underwood's discase
uniprocessing
vallenato
valve rigging
visual artist
w-l
Woltersum
Wyld