英语词汇“planetary nebula”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

WORD FAMILY

planetary nebula: planetary nebulae

USAGE EXAMPLES

“It tells us, look: What shapes the planetary nebula is a binary system.”

Science Magazine(Sep 16, 2016)

Every planetary nebula is a token of a star in extremis.

Carl Sagan, Cosmos(1980)

This ghostly vision is a planetary nebula — the gently glowing remnants of a dying star.

Nature(Dec 16, 2015)

n a nebula that was once thought to be a star with its planets but is now thought to be a very hot star surrounded by an expanding envelope of ionized gases that emit a fluorescent glow because of intense radiation from the star

Hyper

nebula

an immense cloud of gas (mainly hydrogen) and dust in interstellar space

单词	planetary nebula
释义	planetary nebula (once / 241211 pages) n WORD FAMILY planetary nebula: planetary nebulae USAGE EXAMPLES “It tells us, look: What shapes the planetary nebula is a binary system.” Science Magazine(Sep 16, 2016) Every planetary nebula is a token of a star in extremis. Carl Sagan, Cosmos(1980) This ghostly vision is a planetary nebula — the gently glowing remnants of a dying star. Nature(Dec 16, 2015) n a nebula that was once thought to be a star with its planets but is now thought to be a very hot star surrounded by an expanding envelope of ionized gases that emit a fluorescent glow because of intense radiation from the star Hyper nebula an immense cloud of gas (mainly hydrogen) and dust in interstellar space
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