face down (someone)
to confront someone boldly, to defy someone
We decided to face down our competitors and try to stay in business.
Fact
The E. Coli bacterium propels itself with a 'motor' only one-millionth of an inch in diameter, a thousand times smaller than the tiniest motors built to date by man. The rotation of the bacterial motor comes from a current of protons. The efficiency of the motor approaches 100 per cent.
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