Those shells can't get through to them.
4 seconds sound clip from the The War of the Worlds (1953) movie soundboard.
You can hear this line at 00:34:26 in the DVD version of the movie.
Quote context
[...]
- And I will dwell in the house of the Lord forever.
- Fire!
- Those shells can't get through to them.
- They've put out some sort of electromagnetic covering, a protective blister.
- That skeleton beam must be what they used to wipe out the French city.
- It neutralizes mesons somehow.
- They're the atomic glue holding matter together.
[...]