nebula

/'nebjulә/

BNC频率: 29269

现代语料频率: 8201

托福

中文翻译

n. 星云, 角膜云翳

[医] 薄翳; 角膜翳, 角膜云翳; 喷雾剂

英文解释

n. a medicinal liquid preparation intended for use in an atomizer

n. cloudiness of the urine

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

词态变化

复数形式:nebulae

常见例句

as, the annularity of a nebula.

any of the billions of systems each having many stars and nebulae and dust

United States astronomer who discovered that (as the universe expands) the speed with which nebulae recede increases with their distance from the observer (1889-1953)

French mathematician and astronomer who formulated the nebular hypothesis concerning the origins of the solar system and who developed the theory of probability (1749-1827)

When told of his appointment, Cucinich remarked, > ‘As former ambassador to the Crab Nebula, I am looking forward to bringing my diplomatic expertise to the problem of terrorist, er, civilly challenged attacks on our planet