protein
A large, complex molecule composed of amino acids that is essential for the structure, function, and regulation of the body's tissues and organs. In a dietary context, it is a primary macronutrient required for building muscle mass and repairing cells.
例句
3 / 5I try to include a good source of protein, like lentils or chicken, in every meal.
I attempt to have a high-quality protein source, such as pulses or poultry, with each meal.
The researchers identified a specific protein that may be responsible for cell regeneration.
The scientists found a particular protein molecule that might cause cells to regrow.
I'm just heading to the kitchen to grab a quick protein shake before my workout.
I am going to the kitchen to drink a protein supplement before I exercise.
词族
记忆技巧
Think of 'PRO-tein' as 'PRO-muscle'. Professionals use protein to stay in pro shape.
快速测验
Bodybuilders often drink a _______ shake immediately after lifting weights to help their muscles recover.
正确！
正确答案是： protein
例句
I try to include a good source of protein, like lentils or chicken, in every meal.
everydayI attempt to have a high-quality protein source, such as pulses or poultry, with each meal.
The researchers identified a specific protein that may be responsible for cell regeneration.
formalThe scientists found a particular protein molecule that might cause cells to regrow.
I'm just heading to the kitchen to grab a quick protein shake before my workout.
informalI am going to the kitchen to drink a protein supplement before I exercise.
Protein synthesis is a fundamental biological process where cells generate new proteins.
academicThe creation of proteins is a basic life process in which cells make new protein structures.
The market for plant-based protein is expected to grow significantly over the next decade.
businessThe industry for meat alternatives derived from plants is predicted to expand largely in the next ten years.
词族
常见搭配
常用短语
protein-packed
containing a very high concentration of protein
complete protein
a food source that contains all nine essential amino acids
animal protein
protein sourced from meat, dairy, or eggs
容易混淆的词
Protean is an adjective meaning versatile or ever-changing, whereas protein is a biological substance.
使用说明
In common speech and nutrition, 'protein' is usually an uncountable noun. In scientific biology, it can be countable ('proteins') when referring to different types of protein molecules.
常见错误
Learners often use 'protein' in the plural when talking about food (e.g., 'I eat many proteins'), but it should be singular/uncountable in that context.
记忆技巧
Think of 'PRO-tein' as 'PRO-muscle'. Professionals use protein to stay in pro shape.
词源
From the Greek word 'proteios', meaning 'primary' or 'in the first place', reflecting its importance to life.
语法模式
文化背景
In modern fitness culture, especially in the US and UK, protein is highly emphasized for weight loss and muscle building.
快速测验
Bodybuilders often drink a _______ shake immediately after lifting weights to help their muscles recover.
正确！
正确答案是： protein
相关词汇
相关词
unknown
A1A person or thing that is not known, recognized, or familiar. It often refers to a mysterious situation or a person who has not yet achieved fame or success.
of
A1A preposition used to show a relationship between a part and a whole, or to indicate belonging and origin. It connects a noun or pronoun to another part of the sentence to specify which one or what kind.
in
A1A preposition used to indicate position within a container, a space, an area, or a period of time. It describes being surrounded by something or being inside the boundaries of a location.
it
A1A third-person singular pronoun used to refer to an object, animal, or situation that has already been mentioned or is clear from context. It is also frequently used as a dummy subject to talk about time, weather, or distance.
on
A1A preposition used to indicate that something is in a position above and supported by a surface. It is also used to indicate a specific day or date, or to show that a device is functioning.
as
A1A conjunction used to compare two things that are equal in some way. It is most commonly used in the pattern 'as + adjective/adverb + as' to show similarity.
this
A1Used to identify a specific person, thing, or idea that is physically close to the speaker or has just been mentioned. It can also refer to the present time or a situation that is currently happening.
by
A1A preposition used to show the method or means of doing something, or to identify the person or thing that performs an action. It frequently appears in passive sentences to indicate the agent or before modes of transport.
we
A1The word 'we' is a first-person plural pronoun used to refer to the speaker and one or more other people collectively. It is used as the subject of a sentence or clause.
or
A1A coordinating conjunction used to connect two or more possibilities or alternatives. it indicates that only one of the options is likely, required, or true.
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