planetary

/'plænitri/

BNC频率: 13039

现代语料频率: 6943

托福

中文翻译

a. 行星的, 流浪的, 迁移不定的, 地球上的, 现世的

英文解释

a. of or relating to or characteristic of the planet Earth or its inhabitants

词态变化

复数形式:planetaries

常见例句

guide in interplanetary travel v

Danish astronomer whose observations of the planets provided the basis for Kepler's laws of planetary motion (1546-1601)

n the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago)

the boundary (roughly 100 AU from the sun) between the interplanetary medium and the interstellar medium

English scientist who formulated the law of elasticity and proposed a wave theory of light and formulated a theory of planetary motion and proposed the inverse square law of gravitational attraction and discovered the cellular structure of cork and introduced the term `cell' into biology and invented a balance spring for watches (1635-1703)