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How to pronounce "sentinels"

Matches found: 2 (6 ms)

But scientifically, they're amazing because they're sentinels.

ted-talks_861_DeeBoersma_2010Z-320k

Duration: 4s Details

your immune system sends out all its sentinels and says,

ted-talks_529_LaurieGarrett_2007U-320k

Duration: 5s Details