A panel of trained testerstook their brew black — no cream, milk or sugar — and visited two locations of each company.
A panel of trained testerstook their brew black — no cream, milk or sugar — and visited two locations of each company.
一组「训练有素的试喝者」试喝纯黑咖啡，不加奶精、牛奶或糖，同时到每家店的两个分店试喝。