| 释义 |
DEFINITIVE EXAMPLES 权威例句〔accretion〕Astronomy An increase in the mass of a celestial object by the collection of surrounding interstellar gases and objects by gravity.【天文学】 吸积,天体增大:因重力吸引星际间的物质而引起天体的增大美国传统〔gravitational collapse〕The process by which stars, star clusters, and galaxies form from interstellar gas under the influence of gravity.引力坍塌:在引力影响下星际气体形成恒星、星云和星系的过程美国传统 |