Search the dictionary A Chinese word or character, or English Draw a character Search 4 entries. tóngbùguǐdào 同步轨道 synchronous orbit tóngbùguǐdào 同步軌道 synchronous orbit dìqiútóngbùguǐdào 地球同步轨道 geosynchronous orbit dìqiútóngbùguǐdào 地球同步軌道 geosynchronous orbit