When a surface is perpendicular to the rays, their intensity is at its maximum.

当表面与射线垂直时，射线的强度最大。

《新英汉大辞典》

From a food safety standpoint if you have millions or more bacteria on a surface, 0.1% is still enough to make you sick.

从食品安全的角度来看，如果食物表面有数百万或更多的细菌，食用0.1%也足以让你生病。

youdao

From a food safety standpoint, if you have millions or more bacteria on a surface, 0.1% is still enough to make you sick.

从食品安全的角度来看，如果表面有数百万或更多的细菌，其中0.1%的量就足以让你生病。

youdao

"The red wigglers are the best varieties for doing it because they are more of a surface feeder.

VOA: special.2011.07.05

They're stuck to a surface that's provided by the environment that's around them, they're not swimming free in solution.

他们黏联在,周围环境的表面上,而不会在溶液中自由运动

耶鲁公开课 - 生物医学工程探索课程节选

The reason you have to get it out of your head is you need to be able to see it on a surface that is not in your mind.

这么做的原因是,你需要,客观地观察它,而不是看它在你大脑中的样子。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

This handheld device measures the different wavelengths or types of light reflected from a surface.

NPR: Using Science to Rescue Art

Thames Water has also been working on a surface water sewer main in the street.

BBC: Reading Friar Street cracked road surface

The plotting is conventional, and the movie never goes below the surface, but, still, what a surface!

NEWYORKER: The Devil Wears Prada