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Each sequence is made of transgressive system tracts and highstand system tracts.是什么意思？

Each sequence is made of transgressive system tracts and highstand system tracts.

认为娄山关组由7个三级层序组成,层序界面为古岩溶不整合面或暴露带,每个层序都由海进体系域和高水位体系域构成.

相关词汇
each sequence is made of system tracts and highstand

each

adj. 每，各自的；pron. 每个，各自；
例句
They were completely absorbed in each other...
两人彼此倾心。

sequence

n. [数]数列，序列，顺序，连续，片断插曲；vt. 使按顺序排列，安排顺序，[生化]确定…的顺序，确定…的化学结构序列；
例句
Only the opening sequence could claim to be genuinely innovatory.
只有开场片段能称得上是真正的创新。

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

made

adj. …制的，（人工）做成的，拼成的，虚构的，保证成功的；v. 使(make的过去式和过去分词)；
例句
Single people are treated as an aberration and made to pay a supplement.
独身者被当成异类，而且要付一笔额外的费用。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

system

n. 体系，系统，制度，身体，方法；
例句
The whole system should be abolished.
整个制度应该被废除。

tracts

n. 大片土地( tract的名词复数 )，地带，（体内的）道，（尤指宣扬宗教、伦理或政治的）短文；
例句
...vast tracts of empty land, much of it contaminated by years of army activity.
大片撂荒的土地，其中大部分由于经年累月的战火而受到了污染

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

highstand

高水位期；
例句
Each sequence is made of transgressive system tracts and highstand system tracts.
认为娄山关组由7个三级层序组成,层序界面为古岩溶不整合面或暴露带,每个层序都由海进体系域和高水位体系域构成.
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他当众承认自己可能犯了个错误。
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使飞机减速的螺旋形气流涡旋
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你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
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他坐在那儿，听我陈述解雇他的理由。
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一份耕耘，一份收获。
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Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
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He's suffering from severe mental disorder.
他患有严重的精神病。
Hundreds of youths rampaged through the town, shop windows were smashed and cars overturned.
数百名年轻人在镇上横冲直撞，砸碎商店玻璃，掀翻车辆。
She was getting into trouble over playing truant from school.
她因逃课而惹了麻烦。
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当然, 他这是在阐述他的领导哲学.
You'll even find a 28-foot-long tapeworm on display.
你甚至可以看到一条28英尺长的绦虫在这里展出。
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整个备忘录写了满满两页纸。
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村民们竭尽全力修复被炸坏的房屋.
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她竭力让自己表现得比实际更自信。
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尼克·沙利文对这一季来自巴黎和米兰的时装系列作了预评。