释义 |
relay1noun /ˈriːleɪ /1A group of people or animals engaged in a task or activity for a period of time and then replaced by a similar group: the wagons were pulled by relays of horses gangs of workers were sent in relays...- In 1997 they were part of a 20-strong all-woman expedition which reached the North Pole in relays - a 600-mile marathon which was a first for an all-woman team.
- Ministry officials are hoping the slaughter and removal of the livestock will be carried out as smoothly as possible, with lorries carrying carcasses in relays to the rendering plant.
- All modes of transport was used to make the journey while many walked in relays of 1/2 mile trips of the 9 mile trek.
1.1A race between teams of runners, each team member in turn covering part of the total distance: [as modifier]: a 550-metre relay race...- As often as once a week, teams of relay runners compete in a long race that may begin far out on the plain, ending with a dash into the village.
- As well as the marathon there was a relay team race, a fun run and a walk, all taking place in bright sunshine and warm weather.
- Her Olympic silver medal came in Los Angeles in 1984 as a member of the Canadian 4x400-metre relay team.
2An electrical device, typically incorporating an electromagnet, which is activated by a current or signal in one circuit to open or close another circuit.At this, there are several loud clicking sounds, as of relays closing their circuits....- It can be used in conjunction with thermocouples or solid-state relays in addition to thermistors and RTD sensors.
- It is now necessary to activate the relay circuit selector switch.
3A device to receive, reinforce, and retransmit a radio or television signal: [as modifier]: TV transmitters and relay stations...- From there, signals are sent to a radio and a solar-powered relay station 11,000 feet up a mountain, tied to a tree.
- The new transmitter has been built on the same site as the Penicuik UHF television relay station close to the village of Howgate and began test transmissions on 28 September 2005.
- The warfighter will utilize organic wide-band digital radio relays to extend connectivity as required to subordinate units.
3.1A signal or broadcast transmitted by a relay: a relay of a performance live from the concert hall...- The channel has followed closely the example of a Canadian network and provides mostly live relays of ITV programmes from the UK.
- In Rwanda, BBC Swahili will broadcast its coverage on the BBC relay in Kigali on 93.9 FM in Swahili.
- For the past 16 years, the Royal Opera House has screened live relays to the Covent Garden piazza, reaching thousands of fans and passers-by.
Synonyms broadcast, transmission, programme, communication, telecast, show, feed, livestream verb /rɪˈleɪ / /ˈriːleɪ / [with object]1Receive and pass on (information or a message): she intended to relay everything she had learned...- Consequently, our scan shifted to copying and relaying the information to the controllers in back.
- If they raise sufficient concerns he relays the information to the police, including the email address of the suspect user.
- In the days before phones were commonplace, they relayed many messages and telegrams from family members overseas.
Synonyms pass on, hand on, transfer, repeat, retail, impart, communicate, send, transmit, broadcast, feed, disseminate, make known, publish, spread, circulate 1.1Broadcast (something) by passing signals received from elsewhere through a transmitting station: the speech was relayed live from the palace...- These receive signals from the homes and relay them to larger broadcast towers for processing.
- In 2002, it was the first regional station in Ireland to relay the celebration from Lourdes.
- A special wireless transmitter receiver will relay the data to the computer and it's hoped that the information will assist in treating patients with spinal and nerve problems.
OriginLate Middle English (referring to the provision of fresh hounds on the track of a deer): from Old French relai (noun), relayer (verb), based on Latin laxare 'slacken'. Rhymesbelay relay2 /riːˈleɪ /verb (past and past participle relaid) [with object]Lay again or differently: they plan to relay about half a mile of the track...- Newcastle relaid their pitch this season and Liverpool last year - but that is nothing compared with Dutch club Ajax who have had 26 surfaces in recent years, replacing their pitch up to five times a season.
- It's a fantastic stadium and I recall Bolton had just relaid their pitch.
- The front drive was too steep, so had to be relaid at a cost of €145,000, and the pool was a nightmare to build,’ he says.
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