a period of 1000 years , or the time when a period of 1000 years ends
发音
例句
1. The whole world was counting down to the new millennium. 全世界都在倒计时迎接新千年的到来。 2. We waited as the clock ticked away the last few seconds of the old millennium. 我们静候着时钟滴答走过千年的最后几秒钟。