keys
1.
chìa khóa
a small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into a lock and turned to open or close it.
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there were two keys to the cupboard
2.
chìa khóa
each of several buttons on a panel for operating a computer, typewriter, or telephone.
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press the ENTER key
1.
chìa khóa
enter or operate on (data) by means of a computer keyboard or telephone keypad.
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not everyone can key data quickly and accurately
2.
chìa khóa
fasten (something) in position with a pin, wedge, or bolt.
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the coils may be keyed into the slots by fibre wedges