khuếch đại
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Meaning
1 senses
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To increase the strength or intensity of something, such as an electrical signal or a sound.
vi Thiết bị này giúp khuếch đại âm thanh trong phòng họp.
en This device helps to amplify the sound in the meeting room.
Parts
khuếch / đại / Sino-Vietnamese; the character is 擴大 …
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OriginSino-Vietnamese; the character is 擴大