“speaker unit”可以造什么句,speaker unit造句
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This technology, developed by Holosonics, has introduced a directional speaker unit that many retail chains are currently testing for use in their stores.
An S5 speaker unit, or more than one.
This technology, developed by Holosonics, has introduced a directional speaker unit that many retail chains are currently testing for use in their stores.
An S5 speaker unit, or more than one.