1
cause excitation
The sudden noise caused excitation in the auditory nerve.
突然的噪音引起了听觉神经的兴奋。
刺激；激励；令人兴奋的事物
excitations — plural of excitation
先理解核心含义，再看它在真实句子里的用法。
刺激；激励；令人兴奋的事物
something that agitates and arouses
The sudden noise caused excitation in the auditory nerve.
突然的噪音引起了听觉神经的兴奋。
激发或运动的行为；唤醒的行为
The act of exciting or putting in motion; the act of rousing up or awakening.
产生兴奋(刺激)的行为；也指产生的兴奋
The act of producing excitement (stimulation); also, the excitement produced.
器官、组织或部分(如神经细胞)因刺激而产生的活动
The activity produced in an organ, tissue, or part, such as a nerve cell, as a result of stimulation.
通过吸收能量量子使原子核、原子或分子过渡到激发态；与弛豫相反
A transition of a nucleus, atom or molecule to an excited state by the absorption of a quantum of energy; the opposite of relaxation.
The electrical excitation of the heart muscle keeps the heartbeat regular.
心肌的电刺激使心跳保持规律。
The crowd’s excitation grew as the band walked onto the stage.
乐队走上舞台时，人群的兴奋情绪越来越高。
Scientists measured the excitation of the atoms after the laser pulse.
科学家们测量了激光脉冲后原子的激发状态。
The sudden noise caused excitation in the auditory nerve.
突然的噪音引起了听觉神经的兴奋。
The neurons remain in a state of excitation after stimulation.
刺激后神经元保持兴奋状态。
常用于物理或化学语境。
Excitation of the atom releases a photon.
原子的激发释放出一个光子。
Not this
The news gave me an excitation.
Use this
The news gave me great excitation.
在非专业语境下，excitation 通常不可数，不应加不定冠词 an。使用 great 等修饰词表示程度。
Not this
She felt a lot of excitation when she heard the announcement.
Use this
She felt a lot of excitement when she heard the announcement.
表示情感上的兴奋时，常用 excitement；excitation 更常用于生理或物理学的刺激。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
性兴奋；性唤起
Sexual excitation is a normal physiological response to erotic stimulation.
性兴奋是对色情刺激的正常生理反应。
神经兴奋
Neural excitation spreads along the axon as an electrical impulse.
神经兴奋以电脉冲的形式沿轴突传播。
电子激发
Electron excitation occurs when the atom absorbs a photon.
当原子吸收光子时会发生电子激发。
激发能；激励能
The excitation energy determines the wavelength of the emitted light.
激发能决定了发射光的波长。
激发光谱
The excitation spectrum shows how fluorescence intensity varies with excitation wavelength.
激发光谱显示荧光强度随激发波长的变化。
激发波长
Choose an excitation wavelength that the sample absorbs strongly.
选择样品强烈吸收的激发波长。
Use excitations naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象神经受到刺激而兴奋，原子外层电子被激发跃迁，两个场景都带一个“激”字，记住 excitation 既指生理兴奋也指物理激发。
语域：formal 常见场景：神经生理学、原子物理、学术论文 excitation 通常用于较正式的书面或学术语境，表示“兴奋、激发或刺激”的过程；日常口语中较少使用。
与 excitation 押韵的词有 citation、station、vacation、nation，它们都以 /eɪʃən/ 收尾。注意 excite 和 excitement 虽然拼写相似，但发音分别以 /saɪt/ 和 /saɪtmənt/ 结尾，不押韵。
Dictionary facts from ECDICT, WIKTIONARY.