Time Trial Cadence Test. The easiest way to determine your optimal cadence is by performing a time trial multiple times, using a different cadence each time. First, determine a course on local roads that takes about 10 minutes to complete. This route will be the same for each time trial.
The word Negra (and Negro) literally means Black in English. In this case it refers to a dark beer or ale, so Dark is the best translation. The word modelo literally means model in English.
In spanish, it means black. So, if you hear the term negro league, or, in a textbook the negros, it would mean the black league or the blacks. The Latin form of the word nigra is often used in botanical naming systems to describe some feature which is black.