喻指提出警告以引起注意to sound the alarm bell

• 虽然多年来软件业一直是印度人的骄傲，但分析家们仍没有忘记为印度的软件业敲警钟。

  Although the software industry has been the pride of Indians for many years, analysts have not forgotten to sound the alarm bell for India's software industry.

• 笔者此篇用意，非老生常谈，而是再敲警钟，请各位提高警惕。

  The intention behind this piece is not that it should be the quotidian ramblings of an old scholar, but that it should sound the alarm bell and ask everyone to increase their vigilance.