| 单词 | electrodynamic loudspeaker | 
| 释义 | electrodynamic loudspeaker [i´lek·trō·dī`nam·ik `lau̇d´spēk·ǝr]  ENGINEERING ACOUSTICS Dynamic loudspeaker in which the magnetic field is produced by an electromagnet, called the field coil, to which a direct current must be furnished.  | 
	
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