地球穿过某些彗星的轨迹线.The earth crosses the tracks of certain comets.箭的轨迹是一条曲线.The path of an arrow is a curve.回顾过去时能看到一条清晰的轨迹，还是只能看到一连串毫无目的、前后不连贯的工作经历？Can you look back and see a well-defined path, or simply an aimless series of...

“轨迹”的拼音为：guǐ jī...

“轨迹”的英语可以翻译为：[数]locus，trajectory，[天]orbit，trail，contrail ...