/tɹəˈd͡ʒɛktəɹi/· noun
科学/科研/医疗B2
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Chinese meaning
轨迹；发展路径
物体运动的路径
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指该飓风未来移动路径，各气象模型预测出现分歧，最终飓风转向牙买加
Example
Weather models differed on its trajectory.
各气象模型对其未来路径的预测存在分歧。
Source: Ars Technica · 8 Aug 2026
Background ✎
谷歌DeepMind的AI气象模型成功预测飓风路径，准确判断其转向牙买加。
Roots · etymology
源自拉丁trans-穿过+iacio投掷
- tra-/trans-（穿过）+ ject（投掷）+ -ory（名词后缀）
Collocations
- change trajectory / predict the trajectory / on a trajectory
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