Как по Английски будет probadores

noun

A person who tests something, especially a new product.

Примеры использования:

All products are tested blindly, so testers are not influenced by designer names and fancy packaging.

noun

A person who always makes an effort, however unsuccessful they may be.

Примеры использования:

Kelly was described by her teachers as a real trier

proper noun

A city on the river mosel in rhineland-palatinate, western germany; population 103,500 (est. 2006). established by a germanic tribe, the treveri, c.400 bc, trier is one of the oldest cities in europe. it was a powerful archbishopric from 815 until the 18th century, but fell into decline after the french occupation in 1797.