科学依据的英文怎么说

科学依据的英文：
scientific grounds

It is a scientific labor.
这是一项艰巨的科学工作。

Scientific diet is contributive to health.
科学的饮食有益健康。

He is enamored with scientific research.
他沉迷于科学研究。

Scientifically,politically,economically viable
科学上、政治上、经济上可行的.

They are the backbone of the scientific and technological contingents.
他们是科技队伍的骨干力量。

on solid ground
在稳固的基础上

Their ship was grounded.
他们的船搁浅了。

The ground has thawed.
地面解冻了。

The beans are then ground and packaged for sale as ground coffee.
然后那些咖啡豆被磨碎，包装好作为咖啡粉出售。

He was lying flat on the ground.
他平躺在地上。