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单词 automatic train control
释义

Definition of automatic train control in English:

automatic train control

noun
  • Automatic regulation or control of the speed of a train; any of various signalling or braking systems used effect this (frequently attributive).

Origin

Early 20th century; earliest use found in The New York Times.

 
 

Definition of automatic train control in US English:

automatic train control

noun
  • Automatic regulation or control of the speed of a train; any of various signalling or braking systems used effect this (frequently attributive).

Origin

Early 20th century; earliest use found in The New York Times.

 
 
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更新时间:2024/12/24 8:46:12