The point is that, to construct locally invariant theories, new fields have to be introduced which are referred to as the gauge fields.

If she punches me, I'm gonna break her nose.

The dry powder was returned to the mélangeur, where the powder was again turned into dough. Grinding alternated between the roller refiner and the mélangeur until the chocolate reached a desired degree of fineness [20].

How much experience does he have? He's four years post-qualified.