play clock
noun
1A toy clock.
2 Amer. Football a timer displaying the number of seconds remaining before the offensive team must restart play.
Origin
Early 20th century; earliest use found in Logansport (Indiana) Journal.
| 单词 | play clock |
| 释义 | play clocknoun 1A toy clock. 2 Amer. Football a timer displaying the number of seconds remaining before the offensive team must restart play. Origin |
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