a situation from which large profits are made获利之道;发财的机会
The rise in house prices meant that those who were selling enjoyed a bonanza.房价的上升意味着那些卖房者发了大财。
April was a bonanza month for car sales.4月份是汽车销售的旺季。
a large amount of something good繁荣;兴盛
The magazine will hold another fashion bonanza in the spring.该杂志将在春天再举办一次盛大的时装节。