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汉语拼音：zhèn dòng

指机械振动。物体沿直线或曲线并经过其平衡位置所作的往复运动。如钟摆、弦线、音叉等的运动。

1. 震动；振荡。

   《墨子·尚同中》：“是以举天下之人皆恐惧振动惕慄，不敢为淫暴。”《史记·外戚世家》：“今大将军姊为皇后，三子为侯，富贵振动天下，主何易之乎？” 宋 洪迈 《夷坚甲志·葵山大蛇》：“一窟于山者，身粗若瓮，每出时大木皆振动云。” 元 辛文房 《唐才子传·殷文圭》：“未几，兵马振动，大驾幸三峯。” 魏巍 《朝鲜人》：“不知道从哪里来的一股精神和力量，振动着他的全身，他背着我昂昂地向回路走。”

2. 古代九拜之一。

• Its oscillation depends on the strength of the gravitational field.

  它的振动幅度取决于引力场的强度。

• The amplitude of the vibration determines the loudness of the sound.

  振动幅度的大小决定声音的大小.

• The diaphragm vibrates , thus setting the air around it in motion.

  膜片振动,这使得周围的空气也动荡起来.

• It's important to tighten up the wheels properly, otherwise they vibrate loose and fall off.

  把轮子拧紧是很重要的，否则它们会因振动松动、脱落。

• A vibrating membrane in the ear helps to convey sounds to the brain.

  耳膜的振动帮助声音传送到大脑.

• On an oscilloscope, you can see an electrical current oscillate up and down.

  在示波器上面你可以看到一股电流上下振动.

• However, heating energizes the vibrational, rotational, and electronic motions all at once.

  但是, 加热会一下子把振动 、 转动和电子运动统统加强.

• The eccentric mass type vibration generators are bolted to the platform.

  偏心量型式的振动发生器锚固在台身上.

• Tom's heavy footsteps upstairs make the old house vibrate.

  楼上汤姆的沉重脚步振动了整幢旧楼房.

• As to the number of degenerate vibrations some further considerations are necessary.

  关于简并振动的数目的问题,还需要做进一步的研究.

• The strings of a piano vibrate when the keys are struck.

  钢琴的琴键一弹琴弦就振动出声.

• The blade is clamped and excited into some mode of vibration.

  叶片夹好后,被激发进入某种振动状态.

• Damping wakes possible finite steady - state vibration amplitude at resonance.

  在共振时,阻尼可能限制稳定振动的振幅.

• In wind instruments the sound is produced by a vibrating air column.

  管乐器的声音是由振动的气柱产生的.

• Envision the conductor as an assemblage of driven , damped oscillators.

  把导体看成是大量受迫阻尼振动的振子的集合.