| 单词 | lights-out |
| 释义 | lights-out ˌlights-ˈout /ˌlaɪtsˈaʊt/ noun [U] ► F0 (at a school where children live or in the army) the time in the evening when the lights are switched off in the room where people sleep: » No talking after lights-out!Thesaurus+: ↑Sleep and sleepingThesaurus+: ↑Days and times of day |
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