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Great Gadgets!
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Restart
kept, saved
stored
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clear, strong sound on the radio
reception
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started or stopped by the sound of a voice
voice-activated
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the distance over which the radio will work
range
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to connect to sth by pushing a part into it
plug into
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to fill with air
blow them up
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to change sth slightly to make it the way you want it
adjust
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to make something work
operate
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to watch, see, read etc.
view
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to need
require
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