Word · Frequency #2519
dna
/ˈdiːˌeˌneɪ/
noun
脱氧核糖核酸
a long double-helix molecule in cells that carries genetic information
- 1.
The fundamental nature or values of a person, or an organization or other thing, especially when considered as innate or immutable.
一个人、组织或其他事物的基本性质或价值观,尤其是被认为是与生俱来的或不可改变的。
- 2.
(biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information
脱氧核糖核酸,细胞核内由核苷酸形成的双螺旋长链聚合物,携带遗传信息
本质；基本特质；一个人、组织或其他事物的基本性质或价值观,尤其是被认为是与生俱来的或不可改变的。；脱氧核糖核酸,细胞核内由核苷酸形成的双螺旋长链聚合物,携带遗传信息
In use
DNA determines many physical features, such as eye color.
A simple test can extract DNA from a small hair sample.
There is a lot of information in your DNA about your family history.
DNA is the king of molecules
Connections
Confusing words
Learner notes
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.