stripped-envelope supernova
A booking made in advance.
The surgical removal of the cardia (the part of the esophagus that connects to the stomach).
plural of jilaudar
(astronomy) A supernova whose spectrum lacks, or is highly deficient in, hydrogen lines, and where the star has already blown away its outer hydrogen envelope, having exposed the lower enveloping helium layer, prior to the explosion.
チームは、初期のスペクトルでほとんど水素線が見られない、外層の水素殻を失った超新星を観測した。
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