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单词 optophone
释义

Definition of optophone in English:

optophone

noun ˈɒptəfəʊn

  • An instrument designed to enable a blind person to read, in which a photoelectric cell is used to scan a text and produce electric signals that are converted into audible ones corresponding to the different characters.

Origin

Early 20th century. From opto- + -phone, after German Optophon.

 
 

Definition of optophone in US English:

optophone

nounˈɒptəfəʊn

  • An instrument designed to enable a blind person to read, in which a photoelectric cell is used to scan a text and produce electric signals that are converted into audible ones corresponding to the different characters.

Origin

Early 20th century. From opto- + -phone, after German Optophon.

 
 
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更新时间：2025/1/11 9:47:28