| 单词 | day |
| 释义 | day /day/, n. 1. the interval of light between two successive nights; the time between sunrise and sunset: Since there was no artificial illumination, all activities had to be carried on during the day. 2. the light of day; daylight: The owl sleeps by day and feeds by night. 3. Astron. a. Also called mean solar day. a division of time equal to 24 hours and representing the average length of the period during which the earth makes one rotation on its axis. b. Also called solar day. a division of time equal to the time elapsed between two consecutive returns of the same terrestrial meridian to the sun. c. Also called civil day. a division of time equal to 24 hours but reckoned from one midnight to the next. Cf. lunar day, sidereal day. 4. an analogous division of time for a planet other than the earth: the Martian day. 5. the portion of a day allotted to work: an eight-hour day. 6. a day on which something occurs: the day we met. 7. (often cap.) a day assigned to a particular purpose or observance: New Year's Day. 8. a time considered as propitious or opportune: His day will come. 9. a day of contest or the contest itself: to win the day. 10. Often, days. a particular time or period: the present day; in days of old. 11. Usually, days. period of life or activity: His days are numbered. 12. period of existence, power, or influence: in the day of the dinosaurs. 13. light1 (def. 19a). 14. call it a day, to stop one's activity for the day or for the present; quit temporarily: After rewriting the paper, she decided to call it a day. 15. day in, day out, every day without fail; regularly: They endured the noise and dirt of the city day in, day out. Also, day in and day out. [bef. 950; ME; OE daeg; c. G Tag] |
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