key up

To raise (the whole ring of an arch) off its centering, by driving in the keystone forcibly.
To raise the pitch of.
To produce nervous tension in (someone).
To raise the intensity, excitement, tension, etc., of.

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απάντηση ανακριτού

Oefen met het spreken en memoriseren van " key up " en vele andere woorden en zinnen in Engels .

Toon populariteit in de loop van de tijd