new
speed(-)up effect的英文翻譯是什么意思，詞典釋義與在線(xiàn)翻譯：
英英釋義
名詞 speed:
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distance travelled per unit time
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a rate (usually rapid) at which something happens
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changing location rapidly
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the ratio of the focal length to the diameter of a (camera) lens system
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a central nervous system stimulant that increases energy and decreases appetite; used to treat narcolepsy and some forms of depression
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move fast
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move faster
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move very fast
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travel at an excessive or illegal velocity
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cause to move faster
