Word
orbit
音标 · 释义 · 例句 · 记忆法
/'ɔrbɪt/
n 天体轨道;势力范围
记忆: orb(轨道) + it → 轨道
例句:Mars and Earth have orbits which change with time.(火星和地球的轨道随着时间而发生改变。)
派生:orbital;orbiter
短语:in orbit;earth orbit;orbit determination
同近:path;track;railway;trajectory;serpentuate