alkaline
Alkaline describes a chemical substance that has a pH level greater than 7, which is the opposite of being acidic. It is often used to describe soil, water, or solutions that can neutralize acids.
例句
3 / 5I need to buy some alkaline batteries for the television remote.
I need to buy some alkaline batteries for the television remote.
The laboratory results indicated that the solution was highly alkaline.
The laboratory results indicated that the solution was highly alkaline.
This soap is way too alkaline and makes my skin feel really dry.
This soap is way too alkaline and makes my skin feel really dry.
词族
记忆技巧
Think of 'Alkaline' and 'Acid' as two ends of a scale. 'Alkaline' starts with 'A' and 'L', just like 'A Liquid' that is 'Low' in acid.
快速测验
Farmers must test their fields because some crops will not grow if the soil is too _______.
正确!
正确答案是: alkaline
例句
I need to buy some alkaline batteries for the television remote.
everydayI need to buy some alkaline batteries for the television remote.
The laboratory results indicated that the solution was highly alkaline.
formalThe laboratory results indicated that the solution was highly alkaline.
This soap is way too alkaline and makes my skin feel really dry.
informalThis soap is way too alkaline and makes my skin feel really dry.
Certain plants thrive in alkaline soil conditions where the pH is above 7.5.
academicCertain plants thrive in alkaline soil conditions where the pH is above 7.5.
The company is launching a new line of bottled alkaline water next month.
businessThe company is launching a new line of bottled alkaline water next month.
词族
常见搭配
常用短语
alkaline earth metals
alkaline earth metals
highly alkaline
highly alkaline
alkaline reserve
alkaline reserve
容易混淆的词
Alkali is a noun referring to the substance itself, while alkaline is the adjective describing the substance.
In chemistry, they are often synonyms, but alkaline specifically refers to a base that dissolves in water.
使用说明
The term is most frequently used in scientific contexts like chemistry or gardening, but it has become popular in health circles regarding diet and water.
常见错误
Learners often use the word 'alkaline' as a noun (e.g., 'the alkaline of the water') instead of the correct noun form 'alkalinity'.
记忆技巧
Think of 'Alkaline' and 'Acid' as two ends of a scale. 'Alkaline' starts with 'A' and 'L', just like 'A Liquid' that is 'Low' in acid.
词源
Derived from the Arabic word 'al-qaly', which means 'the ashes' (specifically ashes of the saltwort plant used to make soda ash).
语法模式
文化背景
The 'alkaline diet' is a significant lifestyle trend in Western wellness culture, based on the idea that certain foods affect the body's pH balance.
快速测验
Farmers must test their fields because some crops will not grow if the soil is too _______.
正确!
正确答案是: alkaline
相关词汇
相关词
to
A1Used 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
A1A 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
A1A 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
A1This 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
A1The 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
A1Used 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
A1A 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
A1A 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
A1A 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
A1Used 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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