Definition: a large number of something Level: C2
消费者面临大量的产品选择。
Consumers face ___a ___plethora ___of product options.
营养学家推荐大量的健康饮食计划。
Nutritionists recommend ___a ___plethora ___of healthy eating plans.
图书馆藏有大量关于各种主题的书籍。
The library contains ___a ___plethora ___of books on various subjects.
