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question		réponse
oscilloscope commencer à apprendre		a measuring device used to represent voltage on a screen
electronic circuit commencer à apprendre		interconnected elements that conduct electricity
coaxial cables commencer à apprendre		cable for transmitting the TV signal
transducer commencer à apprendre		a magnetic element thanks to which the voltage changes
comprehend commencer à apprendre		understand
cathode-ray commencer à apprendre		electrode
phosphors commencer à apprendre		chemical substance
to blink an eye commencer à apprendre		give someone a sign with eye
sweep commencer à apprendre		brush
wobbling up commencer à apprendre		not keep balance
effectively commencer à apprendre		skilfully
relatively bulky commencer à apprendre		not meeting needs
convenient commencer à apprendre		comfortable
displaying varying signals commencer à apprendre		showing different signs
trace commencer à apprendre		determine location

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