a situation or event which creates a sudden increase in wealth, good fortune, or profits 暴富之源,幸运 a natural gas bonanza for Britain. 英国富足的天然气资源。 [as modifier]a bonanza year for the computer industry. 电脑行业繁荣昌盛的一年。 ■a large amount of something desirable (指理想中的事物)滚滚而来,产量丰富 the festive feature-film bonanza. 源源不绝的喜庆故事片。
语源
early 19th cent. (originally US, especially with reference to success when mining): from Spanish, literally fair weather, prosperity', from Latin bonus 'good'