C1 noun 正式

intradurite

/ˌɪntrəˈdjʊəraɪt/

A technical term in coal petrography referring to a microlithotype of coal that consists of at least 95% durite. It is primarily used by geologists to classify the microscopic structure and purity of coal samples during analysis.

例句

3 / 5
1

The lab technician identified the sample as intradurite during the routine coal analysis.

The lab technician identified the sample as intradurite during the routine coal analysis.

2

Formal petrographic classification requires the identification of intradurite to determine the coal's grade.

Formal petrographic classification requires the identification of intradurite to determine the coal's grade.

3

I'm looking at this slide and I think we've got some intradurite here.

I'm looking at this slide and I think we've got some intradurite here.

词族

名词
intradurite
形容词
intraduritic
相关
durite
💡

记忆技巧

Think of 'Intra' (within/internal) + 'Durite' (a hard coal type). If it's almost entirely durite inside, it's intradurite.

快速测验

The geologist noted that the sample was composed of 96% durite, classifying it as ______.

正确!

正确答案是: intradurite

例句

1

The lab technician identified the sample as intradurite during the routine coal analysis.

everyday

The lab technician identified the sample as intradurite during the routine coal analysis.

2

Formal petrographic classification requires the identification of intradurite to determine the coal's grade.

formal

Formal petrographic classification requires the identification of intradurite to determine the coal's grade.

3

I'm looking at this slide and I think we've got some intradurite here.

informal

I'm looking at this slide and I think we've got some intradurite here.

4

The study concludes that the presence of intradurite indicates a specific environment of deposition in the Permian basin.

academic

The study concludes that the presence of intradurite indicates a specific environment of deposition in the Permian basin.

5

Our mining operations focus on seams with lower intradurite content to ensure higher combustion efficiency.

business

Our mining operations focus on seams with lower intradurite content to ensure higher combustion efficiency.

词族

名词
intradurite
形容词
intraduritic
相关
durite

常见搭配

intradurite composition intradurite composition
intradurite analysis intradurite analysis
identifying intradurite identifying intradurite
intradurite layer intradurite layer
pure intradurite pure intradurite

常用短语

rich in intradurite

rich in intradurite

intradurite classification

intradurite classification

intradurite content

intradurite content

容易混淆的词

intradurite vs intradural

Intradural is a medical term meaning 'within the dura mater' of the spine, whereas intradurite is a geological term for coal.

intradurite vs durite

Durite is the base microlithotype; intradurite refers to a specific concentration of at least 95% durite.

📝

使用说明

This word is highly specialized and restricted to the fields of geology, mining, and coal petrography. It is almost never used in general English literature or conversation.

⚠️

常见错误

Learners often mistake this for a medical term because of the prefix 'intra-'. Additionally, it is frequently misspelled as 'interdurite'.

💡

记忆技巧

Think of 'Intra' (within/internal) + 'Durite' (a hard coal type). If it's almost entirely durite inside, it's intradurite.

📖

词源

Derived from the Latin 'intra' (within) and the petrographic term 'durite', which comes from the Latin 'durus' (hard).

语法模式

Countable noun Plural form: intradurites Used as a technical subject or object in geological descriptions

快速测验

The geologist noted that the sample was composed of 96% durite, classifying it as ______.

正确!

正确答案是: intradurite

相关词

to

A1

Used to indicate the place, person, or thing that someone or something moves toward. It can also mark the recipient of an action or the limit of a range.

and

A1

A primary conjunction used to connect words, phrases, or clauses that are grammatically equal. It indicates addition, a sequence of events, or a relationship between two things.

a

A1

A word used before a singular noun that is not specific or is being mentioned for the first time. It is used only before words that begin with a consonant sound to indicate one of something.

that

A1

This word is a demonstrative pronoun used to indicate a specific person, object, or idea that is further away in space or time from the speaker. It is also used to refer back to something that has already been mentioned or to introduce a clause that identifies something.

I

A1

The pronoun 'I' is used by a speaker or writer to refer to themselves as the subject of a verb. It is the first-person singular subject pronoun in English and is always capitalized regardless of its position in a sentence.

for

A1

Used to show who is intended to have or use something, or to explain the purpose or reason for an action. It is also frequently used to indicate a specific duration of time.

not

A1

A function word used to express negation or denial. It is primarily used to make a sentence or phrase negative, often following an auxiliary verb or the verb 'to be'.

with

A1

A preposition used to indicate that people or things are together, in the same place, or performing an action together. It can also describe the instrument used to perform an action or a characteristic that someone or something has.

he

A1

A pronoun used to refer to a male person or animal that has already been mentioned or is easily identified. It functions as the subject of a sentence.

you

A1

Used to refer to the person or people that the speaker is addressing. It is the second-person pronoun used for both singular and plural subjects and objects.

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