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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:2025/6/19 10:55:25