Signals running through fiber-optic cables deteriorate, and so the signals must be run through a piece of equipment called a regenerator before being transmitted farther.
Surely an eminent man of science such as Alfred Nobel could not simply have forgotten about mathematics, so he must have had a good reason for omitting it.
When you have to say something in English, think first and ask yourself" What words and phrases do I know in English that I can use in this situation?"
In the process of formation, the material must have received an environmental signal that reflects a change in climate and that can be deciphered by modern physical or chemical means.
The critic must recognize the artistic element of uniqueness that requires subjective reaction; yet she must not be unduly prejudiced by such reactions.