英语词汇“earth wire”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

earth wire1

/ˈəːθ wʌɪə/

Electricity

noun

A wire that provides an electrical connection to the ground.

The purpose of an earth wire may be to protect against accidental electric shock (by providing a route for current that would otherwise pass through a person), or against possible damage (by limiting the increase in voltage that can occur in a device). In some situations, such as telegraphy, an earth wire functions as one of the conductors..

Mid 19th century; earliest use found in The Mechanics' Magazine. From earth + wire.

/ˈəːθwʌɪə/

Electricity rare

verb

[with object] To provide with or connect to an earth wire.

Late 19th century; earliest use found in William Preece (1834–1913), electrical engineer and administrator. From earth wire.

单词	earth wire
释义	earth wire1 /ˈəːθ wʌɪə/ Electricity noun A wire that provides an electrical connection to the ground. The purpose of an earth wire may be to protect against accidental electric shock (by providing a route for current that would otherwise pass through a person), or against possible damage (by limiting the increase in voltage that can occur in a device). In some situations, such as telegraphy, an earth wire functions as one of the conductors.. Origin Mid 19th century; earliest use found in The Mechanics' Magazine. From earth + wire. earth-wire2 /ˈəːθwʌɪə/ Electricity rare verb [with object] To provide with or connect to an earth wire. Origin Late 19th century; earliest use found in William Preece (1834–1913), electrical engineer and administrator. From earth wire.
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