【每日一词】nebula -//'nɛbjələ/ / noun n. 星云

星云状的星系

1: any of numerous clouds of gas or dust in interstellar space

2: galaxy sense 1b

especially : a galaxy other than the Milky Way galaxy —not used technically

短语

dark nebula: 黑暗星云；巨型暗星云；黑暗星云重力滚球

Carina Nebula: 船底座大星云；卡利纳星云

emission nebula: 亮星云；射星

Ring Nebula: 环状星云；指环星云

solar nebula: 太阳星云；太阳云

Rosette Nebula: 玫瑰星云；蔷薇星云；麒麟座玫瑰星云

Crab Nebula: 蟹状星云；蟹星云；巨蟹星云；它比蟹状星云

horsehead nebula: [天文]马头星云

orion nebula: 猎户座星云；猎户星云

planetary nebula: 行星状星云

reflection nebula: 反射星云

Examples of nebula in a Sentence

Recent Examples on the Web

The nebula is located 960 light-years away within a larger region of gas and dust called the Perseus molecular cloud.

—Katie Hunt, CNN, 31 Aug. 2024

The nebula is about 7,000 light-years away from Earth, and at its center there is a fast-spinning, Earth-size object called a white dwarf — a dense, dead star that has depleted its nuclear fuel.

—Jacopo Prisco, CNN, 13 Aug. 2024

These nebulae are the expanding outer gas envelopes of small to medium stars in their final death throes.

—Elizabeth Rayne, Ars Technica, 4 July 2024

In it, her face floats amid a deep-purple scene of nebulas, galaxies, and planets, along with a headshot of her late father, Jason Johnson, better known as the rapper Camoflauge, hidden among the stars.

—Alex Prewitt, Rolling Stone, 27 June 2024