known function

常见例句

This is the first proven case of the horizontal transfer of a gene with known function from the nucleus of one higher plant to another.
这是一个已知功能的基因从一个高等植物的细胞核水平（横向）转移到另外一个高等植物细胞核的第一被证明的案例。
This molecule acts, in animals that have nervous systems, as a chemical messenger between nerve cells. It does not, however, have any known function in single-celled critters.
多巴胺分子在具有神经系统的动物体内扮演神经细胞之间的化学信息传递者的角色，而在单细胞生物身上，暂时还未发现其有任何功能。
In engineering, it is generally required to draw a group of isopleth by the known function values of scattered points.
目前，工程中大量存在已知离散点上函数的数值要求绘制其等值曲线的问题。

It turns out there's actually no natural function known in the body for lithium.
事实上我们已知的身体机能,在正常情况下根本不需要锂。
麻省理工公开课 - 化学原理课程节选

Dr Ip looked at which genes were active in the gill-like structures of the mouth and found one that appears, from its similarity to genes of known function from other species, to encode a urea transporter.
ECONOMIST: Softshell turtles urinate through their mouths
It is a software maker largely known for function, but has also built a gaming system ideal as a TV streaming device.
FORBES: Microsoft Tablet vs. iPad Is Nonsense, But An XBox Tablet ...
And many of the nutrients associated with brain function are known to affect transmission at the synapses.
ECONOMIST: Eat your way to a better brain