a series of例句

Customs officials have made a series of contradictory statements about the equipment.
海关官员们对这种设备作出了一系列互相矛盾的陈述。

A series of technical foul-ups delayed the launch of the new product.
一系列技术问题延误了新产品的上市。

The deal ended after a series of rancorous disputes.
经过一连串充满敌意的争吵，交易泡汤了。