刺激的英語翻譯：

motivate; stimulate; activate; excite; incite; provocate; excitation
motivation; excitement; provocation; stimulation
【醫(yī)】 chafe; chafing; excitation; irritate; irritation; paratrimma
paratripsis; stimulate; stimulation; stimuli; stimulus; suscitate

閾的英語翻譯：

threshold
【計】 threshold
【化】 threshold
【醫(yī)】 schwelle; threshold