The primary purpose of the structure is to protect the delicate voice box from injuries.

该结构的主要功能是使脆弱的喉咙免受伤害.

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It also sets off a voice box which says, " Caution, truck turning left. "

同时, 它还会启动一段语音提示: “ 注意, 卡车左转 ”.

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C # - The realization of the use of voice - box, screen and telephone calls shells to control the source.

利用语音 盒实现, 来电弹屏及电话控制的源程序.

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