[N-VAR 可变名词]刺激物;促进因素 A stimulus is something that encourages activity in people or things.
Interest rates could fall soon and be a stimulus to the US economy...
利率可能很快就会下调,从而刺激美国经济。
It is through our nervous system that we adapt ourselves to our environment and to all external stimuli.
我们是通过神经系统使自己适应环境及所有外部刺激的。
Oxford
stimu·lus/ˈstɪmjələs; NAmEˈstɪmjələs/noun(pluralstim·uli/ˈstɪmjəlaɪ; NAmEˈstɪmjəlaɪ/)stimulus(to/for sth) |stimulus(to do sth) 1[usually singular ]something that helps sb/sth to develop better or more quickly 促进因素;激励因素;刺激物◆Books provide children with ideas and a stimulus for play.书不仅给孩子们提供想法,而且使他们玩得更有意思。◆The new tax laws should act as a stimulus to exports.新税法应该能促进出口。2something that produces a reaction in a human, an animal or a plant (使生物产生反应的)刺激,刺激物◆sensory/verbal/visualstimuli 感官╱言语╱视觉刺激◆The animals were conditioned to respond to auditory stimuli(= sounds).经过训练,那些动物对声音形成了条件反射。stimulusstimulistimu·lus/ˈstɪmjələs; NAmEˈstɪmjələs/stim·uli/ˈstɪmjəlaɪ; NAmEˈstɪmjəlaɪ/
1[countable usually singular, uncountable] something that helps a process to develop more quickly or more strongly: Tax cuts provided the stimulus which the slow economy needed.stimulus to The discovery of oil acted as a stimulus to industrial development.2[countable] something that makes someone or something move or react: At this age, the infant begins to react more to visual stimuli.
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