orbit
柯林斯詞典
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. (天體運(yùn)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(shí)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(yùn)行
In 1957 the Soviet Union launched the first satellite to orbit the earth. 1957年，蘇聯(lián)發(fā)射了第一顆環(huán)繞地球運(yùn)行的人造衛(wèi)星。
返回 orbit
orbit /???b?t/ (orbiting,orbited,orbits)
劍橋詞典
- the curved path through which objects in space move around a planet or star
（天體圍繞行星或恒星運(yùn)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(yùn)行。
Once in space , the spacecraft will go into orbit around Earth . 一旦進(jìn)入太空，航天器將進(jìn)入環(huán)繞地球的軌道。