V2EX trajectory

Trajectory

释义 Definition

“Trajectory” 指(物体、人的移动或事件发展的)轨迹、运行路线;常见于物理(抛体运动、航天器飞行)与比喻用法(职业/人生发展轨迹)。也可指弹道学中的“弹道”。

发音 Pronunciation (IPA)

/trdktri/

例句 Examples

The ball followed a smooth trajectory across the field.
球沿着平滑的轨迹穿过了球场。

Over the last decade, her career trajectory shifted from research to public policy, shaped by unexpected events.
在过去十年里,受一些意外事件影响,她的职业发展轨迹从科研转向了公共政策领域。

词源 Etymology

源自拉丁语 trajectoria(“投掷/穿越的路线”),与 traicere(“穿过、投掷过去”)相关:**trans-**(穿过)+ jacere(投掷)。因此这个词天然带有“被抛出后所走的路径”的意象。

相关词 Related Words

文学作品 Literary Works

  • War of the Worlds(H. G. Wells):科幻叙述中常涉及炮弹/物体在空中的运动与“trajectory(轨迹/弹道)”等表述。
  • The Martian(Andy Weir):航天与轨道计算的语境中会频繁出现“trajectory”一类词汇,用来描述飞行路线与计划修正。
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