V2EX pulsation

Pulsation

释义 Definition

pulsation /plse.n/ n.

脉动;搏动;有节奏的跳动。指有规律地反复膨胀和收缩的运动,常用于描述心跳、血管搏动,也可比喻性地指任何有节奏的振动或波动。

发音 Pronunciation

/plse.n/

例句 Examples

The doctor felt the pulsation of the patient's wrist to check the heart rate.
医生触摸病人手腕的脉搏搏动来检查心率。

The city had its own pulsation a rhythm of traffic, voices, and light that never ceased, even in the deepest hours of the night.
这座城市有它自己的脉动车流、人声和灯光交织出的节奏,即使在最深的夜里也从未停止。

词源 Etymology

源自拉丁语 pulsatio,由动词 pulsare 演变而来,意为"敲打、推动"。pulsare 本身是 pellere(驱动、击打)的反复体形式,强调动作的反复性。该词经由古法语进入英语,保留了"反复跳动"的核心含义。英语中的 pulse(脉搏)也来自同一词根。

相关词汇 Related Words

文学作品引用 Literary References

  • 在埃德加爱伦坡的《泄密的心》(The Tell-Tale Heart) 中,叙述者反复听到地板下那颗心脏令人发狂的搏动,pulsation 这一概念贯穿全篇,象征着罪恶感的不断膨胀。
  • 在沃尔特惠特曼的诗集《草叶集》(Leaves of Grass) 中,惠特曼常用脉动的意象来描绘生命的力量与宇宙的律动,将自然界的 pulsation 与人的精神紧密相连。
  • 在托马斯哈代的《远离尘嚣》(Far from the Madding Crowd) 中,自然景观的脉动与人物的情感起伏相呼应,体现了生命内在的节奏感。
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