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

re•lay¹ n., pl. -lays, v., -layed, -lay•ing —n.

[countable]

a series of persons who take turns helping one another;
a shift:We worked in relays.
Sporta race in which each member of a team runs part way.
Electricity, Mechanical Engineering
- , Electricityan electrical device that responds to a change of current or voltage in one circuit by making or breaking a connection in another.

v. [~ + object]

to carry or send by or as if by relays:relaying a message.

Collins Concise English Dictionary © HarperCollins Publishers::

relay n /ˈriːleɪ/

a person or team of people relieving others, as on a shift
a fresh team of horses, dogs, etc, posted at intervals along a route to relieve others
the act of relaying or process of being relayed
short for relay race
an automatic device that controls the setting of a valve, switch, etc, by means of an electric motor, solenoid, or pneumatic mechanism
an electrical device in which a small change in current or voltage controls the switching on or off of circuits or other devices
a combination of a receiver and transmitter designed to receive radio signals and retransmit them, in order to extend their range
(as modifier): a relay station

vb /rɪˈleɪ/(transitive)

to carry or spread (something, such as news or information) by relays
to supply or replace with relays
to retransmit (a signal) by means of a relay
Brit to broadcast (a performance) by sending out signals through a transmitting station

Etymology: 15th Century relaien, from Old French relaier to leave behind, from re- + laier to leave, ultimately from Latin laxāre to loosen; see relax

re-lay v.t., -laid, -lay•ing.

to lay again.

Also, relay.

re- + lay¹ 1580–90

re•lay¹ n., v., -layed, -lay•ing.
n.

a series of persons relieving one another or taking turns;
shift.
a fresh set of dogs or horses posted in readiness for use in a hunt, on a journey, etc.
Sport
- See relay race.
- a length or leg in a relay race.
Mechanical Engineering[Mach.]an automatic control device in which the settings of valves, switches, etc., are regulated by a powered element, as a motor, solenoid, or pneumatic mechanism actuated by a smaller, sensitive element.
Electricitya device, usually consisting of an electromagnet and an armature, by which a change of current or voltage in one circuit is used to make or break a connection in another circuit or to affect the operation of other devices in the same or another circuit.
Aerospace(cap.) [U.S. Aerospace.]one of an early series of experimental low-altitude, active communications satellites.

v.t.

to carry forward by or as if by relays:to relay a message.
to provide with or replace by fresh relays.
Electricity, Telecommunicationsto retransmit (a signal, message, etc.) by or as if by means of a telegraphic relay.

v.i.

Telecommunications, Electricity[Elect.]to retransmit a signal or message electronically.

Middle French, derivative of relaier
Latin laxāre (see relax); (noun, nominal) late Middle English relai set of fresh hounds
Middle French relaier, Old French: to leave behind, release, equivalent. to re- re- + laier to leave, dialect, dialectal variant of laissier
(verb, verbal) late Middle English relaien to unleash fresh hounds in a hunt 1375–1425

re•lay² v.t., -laid, -lay•ing.

re-lay.

单词	relay
释义	WordReference Random House Learner's Dictionary of American English © 2024 re•lay¹ /ˈrileɪ; v. also* rɪˈleɪ/USA pronunciation* n., pl. -lays, v., -layed, -lay•ing —n. [countable] a series of persons who take turns helping one another; a shift:We worked in relays. Sporta race in which each member of a team runs part way. Electricity, Mechanical Engineering , Electricityan electrical device that responds to a change of current or voltage in one circuit by making or breaking a connection in another. v. [~ + object] to carry or send by or as if by relays:relaying a message. Collins Concise English Dictionary © HarperCollins Publishers:: relay n /ˈriːleɪ/ a person or team of people relieving others, as on a shift a fresh team of horses, dogs, etc, posted at intervals along a route to relieve others the act of relaying or process of being relayed short for relay race an automatic device that controls the setting of a valve, switch, etc, by means of an electric motor, solenoid, or pneumatic mechanism an electrical device in which a small change in current or voltage controls the switching on or off of circuits or other devices a combination of a receiver and transmitter designed to receive radio signals and retransmit them, in order to extend their range (as modifier): a relay station vb /rɪˈleɪ/(transitive) to carry or spread (something, such as news or information) by relays to supply or replace with relays to retransmit (a signal) by means of a relay Brit to broadcast (a performance) by sending out signals through a transmitting station Etymology: 15th Century relaien, from Old French relaier to leave behind, from re- + laier to leave, ultimately from Latin laxāre to loosen; see relax WordReference Random House Unabridged Dictionary of American English © 2024 re-lay (rē lā′),USA pronunciation v.t., -laid, -lay•ing. to lay again. `Also, relay.` re- + lay¹ 1580–90 re•lay¹ (n. rē′lā;v. rē′lā, ri lā′),USA pronunciation n., v., -layed, -lay•ing. n. a series of persons relieving one another or taking turns; shift. a fresh set of dogs or horses posted in readiness for use in a hunt, on a journey, etc. Sport See relay race. a length or leg in a relay race. Mechanical Engineering[Mach.]an automatic control device in which the settings of valves, switches, etc., are regulated by a powered element, as a motor, solenoid, or pneumatic mechanism actuated by a smaller, sensitive element. Electricitya device, usually consisting of an electromagnet and an armature, by which a change of current or voltage in one circuit is used to make or break a connection in another circuit or to affect the operation of other devices in the same or another circuit. Aerospace(cap.) [U.S. Aerospace.]one of an early series of experimental low-altitude, active communications satellites. v.t. to carry forward by or as if by relays:to relay a message. to provide with or replace by fresh relays. Electricity, Telecommunicationsto retransmit (a signal, message, etc.) by or as if by means of a telegraphic relay. v.i. Telecommunications, Electricity[Elect.]to retransmit a signal or message electronically. Middle French, derivative of relaier Latin laxāre (see relax); (noun, nominal) late Middle English relai set of fresh hounds Middle French relaier, Old French: to leave behind, release, equivalent. to re- re- + laier to leave, dialect, dialectal variant of laissier (verb, verbal) late Middle English relaien to unleash fresh hounds in a hunt 1375–1425 re•lay² (rē lā′),USA pronunciation v.t., -laid, -lay•ing. re-lay.
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