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单词 relay
释义
re·lay (rēlā)
n.
1. An act of passing something along from one person, group, or station to another.
2. Sports
a. A relay race.
b. A division of a relay race.
3. Electronics A device that responds to a small current or voltage change by activating switches or other devices in an electric circuit.
4. A crew of workers who relieve another crew; a shift.
5. A fresh team, as of horses or dogs, to relieve weary animals in a hunt, task, or journey.
tr.v. (rēlā, rĭ-lā) re·layed, re·lay·ing, re·lays
1. To pass along by or as if by relay: relayed the message to his boss.
2. To supply with fresh relays.
3. Electronics To control or retransmit by means of a relay.

[Middle English relai, fresh team of dogs for a hunt, from Old French, from relaier, to relay : re-, re- + laier, to leave (of Germanic origin; see leip- in the Appendix of Indo-European roots).]
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更新时间:2025/2/23 7:33:30