1
ATP + be + noun phrase
ATP is the major source of energy for cellular reactions.
ATP是细胞内反应的主要能量来源。
三磷酸腺苷
先理解核心含义，再看它在真实句子里的用法。
三磷酸腺苷
adenosine triphosphate; the main source of energy for cellular reactions
ATP is the major source of energy for cellular reactions.
ATP是细胞内反应的主要能量来源。
三磷酸腺苷；[计] 汇编测试程序
n a nucleotide derived from adenosine that occurs in muscle tissue; the major source of energy for cellular reactions
Muscle cells use ATP to provide energy for contraction.
肌肉细胞利用三磷酸腺苷为收缩提供能量。
The body produces ATP during cellular respiration.
身体在细胞呼吸过程中产生三磷酸腺苷。
Athletes often study how ATP is stored in the body.
运动员经常研究三磷酸腺苷如何储存在体内。
ATP is the major source of energy for cellular reactions.
ATP是细胞内反应的主要能量来源。
ATP occurs in muscle tissue.
ATP存在于肌肉组织中。
Not this
A ATP molecule is needed for muscle contraction.
Use this
An ATP molecule is needed for muscle contraction.
ATP 读作 /ˌeɪ tiː ˈpiː/，开头是元音音素 /eɪ/，所以不定冠词要用 an，而不是 a。判断依据是发音，不取决于字母 A。
Not this
ATP are the main source of energy for cells.
Use this
ATP is the main source of energy for cells.
ATP 指三磷酸腺苷这一种物质，是单数名词，谓语动词要用单数 is。中文没有主谓一致的变化，学习者容易误用 are。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
三磷酸腺苷的合成
Mitochondria are the main site of ATP synthesis.
线粒体是三磷酸腺苷合成的主要场所。
三磷酸腺苷的水解
ATP hydrolysis releases energy for cellular processes.
三磷酸腺苷水解为细胞活动释放能量。
三磷酸腺苷分子
The ATP molecule consists of adenine, ribose, and three phosphate groups.
三磷酸腺苷分子由腺嘌呤、核糖和三个磷酸基团组成。
三磷酸腺苷水平
Intense exercise can lower ATP levels in muscles.
剧烈运动会降低肌肉中的三磷酸腺苷水平。
三磷酸腺苷的耗竭
ATP depletion can cause cell death.
三磷酸腺苷耗竭可能导致细胞死亡。
Use atp naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
A-T-P 像细胞里的‘充电宝’：A 腺苷、T 三、P 磷酸，肌肉一用力就靠它供能。
语域：formal 常见场景：生物化学、细胞生物学、运动生理学 三磷酸腺苷（ATP）是专业术语，通常用于生物化学和生理学等学术或专业书面语境，日常口语中较少出现。
ATP is pronounced letter by letter: /ˌeɪ tiː ˈpiː/. Pea (/piː/), tea (/tiː/), and day (/deɪ/) match the vowel sounds of P, T, and A. Apt, tap, and pat are anagrams of atp but are pronounced with /æ/ and do not rhyme with it.
Dictionary facts from ECDICT, WIKTIONARY.