The sounding device further comprises two plate-shaped protecting structures, wherein the plate-shaped protecting structures are arranged at both opposite sides of the thermal sounding film.
其中，所述发声装置进一步包括两个板状保护结构，该板状保护结构设置在所述热发声膜相对的两侧。
The sounding device further comprises two plate-shaped protecting structures, wherein the plate-shaped protecting structures are arranged at both opposite sides of the thermal sounding film.
其中，所述发声装置进一步包括两个板状保护结构，该板状保护结构设置在所述热发声膜相对的两侧。
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