6点30用英语怎么写整体表达

Sales have quintupled over the past few years.

过去几年中销售量较原来的`增加了四倍。

She strode past him without a backward glance.

她大步从他身边走过，都没有回头瞧他一眼。

He was overwhelmed by a longing for times past.

他陷入了一种对过去的渴望而不能自拔。