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English word

key

A1Frequent NGSL-1

UK /kiː/US /kiː/

adjective

most important; essential

noun

a piece of metal with a special shape used for locking a door, starting a car, etc.

verb

to put information into a computer using a keyboard

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Amazon founder and CEO Jeff Bezos delivers graduation speech at Princeton University video example

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But this is just one of the keys to Jeff's success.

Amazon founder and CEO Jeff Bezos delivers graduation speech at Princeton University

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