Word forms: plural, 3rd person singular present tense orbits, present participle orbiting, past tense, past participle orbited
1N-COUNT [oft in/intoN](天体等运行的)轨道 An orbit is the curved path in space that is followed by an object going round and round a planet, moon, or star. (天体等运行的)轨道
Mars and Earth have orbits which change with time.
火星与地球的运行轨道随着时间而变化。
The planet is probably in orbit around a small star.
这颗行星可能正环绕着一颗小恒星运行。
2VERB 环绕…的轨道运行 If something such as a satellite orbits a planet, moon, or sun, it moves around it in a continuous, curving path. 环绕…的轨道运行
In 1957 the Soviet Union launched the first satellite to orbit the earth. [VERB noun]
3N-SING [with supplement, oft with poss](影响所及的)范围,领域,圈子 The orbit of a particular person, group, or institution is the area over which they have influence. (影响所及的)范围,领域,圈子
In the late 1970s Laos fell within the orbit of Vietnam and the Soviet Union.
ADJECTIVE | VERB + ORBIT | PREPOSITIONADJECTIVE➤circular, elliptical圓形/橢圓形軌道▸➤eccentric偏心軌道◇Mercury's orbit is fairly eccentric.水星軌道的離心率相當高。➤high, low高空/低空軌道▸➤stable固定軌道▸➤planetary行星的軌道▸➤Earth地球軌道VERB + ORBIT➤enter, go into進入軌道▸➤reach到達軌道▸➤put sth into, send sth into將⋯送入軌道▸➤complete, make繞軌道運行◇The spaceship made an orbit of the moon.宇宙飛船繞月球軌道運行了一週。➤leave離開軌道PREPOSITION➤in orbit在軌道上◇The satellite will remain in orbit for several years.這顆衞星將在軌道上運行數年。➤orbit around, orbit round (especially BrE) 繞⋯的軌道◇the moon's orbit around the earth月球環繞地球運行的軌道