| 例句 |
umbranoun a time or place of little or no lightstrange noises were coming from the wooded umbra beyond our campfire black, blackness, candlelight, dark, darkness, dusk, gloaming, gloom, murk, night, semidarkness, shade, shadows, twilight midnightblackout, brownout, dimoutshadiness, umbragedullness(also dulness), sombernesscloudiness, fogginess, haziness, mistiness, murkinessdimness, faintness, gloominess, grayness, palenesshalf-light blaze, brightness, brilliance, day, daylight, glare, glow, light, lightness moonlight, starlight, sunlighteffulgence, radiance, radiancy, shine, sunshineincandescence, luminance, luminescence, luminosity, luminousness partial darkness due to the obstruction of light raysduring a solar eclipse observers located within the umbra experience a complete blocking of the sun by the moon dusk, penumbra, shade, shadiness, shadow blackness, dimness, duskiness, gloom, gloominess, murkiness, obscurity, semidarkness, sombernesscloudiness brightness, brilliance, effulgence, illumination, incandescence, light, lightness, lucidity, lucidness, luminance, luminosity, luminousness, radiance, radiancy in 1638 |