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请输入英文单字，中文词皆可：

grandparent    音标拼音: [gr'ændp,ɛrənt] [gr'ænp,ɛrənt] [gr'æmp,ɛrənt]
n. 祖父或祖母,祖父母

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  • Red Rectangle - Wikipedia
    The Red Rectangle, so called because of its red color and unique rectangular shape, is a protoplanetary nebula in the Monoceros constellation The nebula was discovered in 1973 during a rocket flight associated with the AFCRL Infrared Sky Survey called Hi Star
  • The unique Red Rectangle: sharper than ever before - ESA Hubble
    This strikingly detailed new Hubble image reveals how, when seen from space, the nebula, rather than being rectangular, is shaped like an X with additional complex structures of spaced lines of glowing gas, a little like the rungs of a ladder
  • The Red Rectangle Nebula - Science@NASA
    This schematic illustrates the wide range of unique structures observed in this remarkable nebula A thick dust disc obscures the starlight from the central binary star system
  • Red Spider Nebula - Wikipedia
    The Red Spider Nebula (also catalogued as NGC 6537) is a planetary nebula located in the northwest of [4] the constellation Sagittarius [5] It was discovered by Edward Charles Pickering on 15 July 1882
  • Red Spider Nebula - NASA
    Using its Near-InfraRed Camera (NIRCam), NASA’s James Webb Space Telescope captured never-before-seen details of the Red Spider Nebula, a planetary nebula, in this image released on Oct 26, 2025
  • The Red Spider Nebula, caught by Webb | ESA Webb
    Using its Near-InfraRed Camera (NIRCam), Webb has revealed never-before-seen details in this picturesque planetary nebula with a rich backdrop of thousands of stars Planetary nebulae like the Red Spider Nebula form when ordinary stars like the Sun reach the end of their lives
  • Red Rectangle Nebula | BBC Sky at Night Magazine
    The Red Rectangle Nebula, known as HD 44179, is a star similar to our Sun that’s nearing the end of its life, and has begun shedding its outer layers into space
  • ESA - The Red Spider Nebula, caught by Webb
    Planetary nebulae like the Red Spider Nebula form when ordinary stars like the Sun reach the end of their lives After ballooning into cool red giants, these stars shed their outer layers and cast them into space, exposing their white-hot cores
  • The remarkable Red Rectangle: Stairway to heaven? - ESA Hubble
    The remarkable Red Rectangle: Stairway to heaven? This image, taken with the NASA ESA Hubble Space Telescope, reveals startling new details of one of the most unusual nebulae known in our Galaxy
  • Top Free Red Nebula Backgrounds - WallpaperAccess
    Check out this fantastic collection of Red Nebula wallpapers, with 47 Red Nebula background images for your desktop, phone or tablet





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