柯林斯詞典orbit /???b?t/ (orbiting,orbited,orbits) 1. N-COUNT An orbit is the curved path in space that is followed by an object going around and around a planet, moon, or star. (天躰運行的) 軌道[also 'in/into' N] Mars and Earth have orbits which change with time. 火星和地球的軌道隨著時間而發(fā)生改變。2. V-T If something such as a satellite orbits a planet, moon, or sun, it moves around it in a continuous, curving path. 環(huán)繞…的軌道運行 In 1957 the Soviet Union launched the first satellite to orbit the earth. 1957年，囌聯(lián)發(fā)射了第一顆環(huán)繞地球運行的人造衛(wèi)星。 返回 orbit劍橋詞典the curved path through which objects in space move around a planet or star （天躰圍繞行星或恒星運行的）軌道 The satellite is now in a stable orbit. 衛(wèi)星目前在穩(wěn)定的軌道上運行。 Once in space , the spacecraft will go into orbit around Earth . 一旦進入太空，航天器將進入環(huán)繞地球的軌道。 習(xí)語go into orbit 返回 orbit