hey·day 
(hādā′)
(hādā′)n.
The period of greatest popularity, success, or power; prime.
[Perhaps alteration of heyda, exclamation of pleasure, probably alteration of Middle English hey, hey.]
| 单词 | heyday |
| 释义 | hey·day (hādā′)n. The period of greatest popularity, success, or power; prime. [Perhaps alteration of heyda, exclamation of pleasure, probably alteration of Middle English hey, hey.] |
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