这条生产线落伍了，因此我们要尽快更新换代。
The production line is out of date, and therefore, we should update it as soon as possible.
他们建议不采用此线，也不更新他们的贫困线。
Rather than update their poverty line, they propose to abandon it.
病毒库和程序更新可以执行或关闭线。
Virus database and program updates can be performed on or off line.
病毒库和程序更新可以执行或关闭线。
Virus database and program updates can be performed on or off line.
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