音标：['streitә] ；

pl. 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)
n people having the same social, economic, or educational status
n an abstract place usually conceived as having depth

词型变化：名词复数形式 : stratas
考试类型：[托福]

strata的用法和样例：

例句

用作名词(n.)

The older strata gradually disintegrated.年代较久的地层逐渐崩解了。
"This find is very important," he said after examining the strata.他查看了地层之后说，“这一发现很重要。”
He tried to guess how the strata behaved at the time the contortions formed.他试图推断地层在扭曲形成时是如何变化的。

词汇搭配

stratum地层
overlying strata覆层,上覆地层,表层...
conformable strata整合岩层
anticlinal strata背斜层
unconformable strata不整合地层
heterotrophic strata异养层
strata cover层盖度
strata sequence地层次序
strata movement岩层移动,地层运动...
plastic strata塑性岩层

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area of possible collision

Areopoli