| 例句 |
red lightsnounpl. of red light something that tells of approaching danger or riskthe reporter took her glower as a red light and stopped asking questions cautions, red flags, tip-offs, tocsins, wake-up calls, warnings omens, portents, premonitions, presagesnotices, notificationsbuoys, indicators, knells, signals, signsforetastes, foretokensannouncements, declarations all clears |