travel(l)ing wave accelerator
英
美
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名词 travel:
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the act of going from one place to another
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a movement through space that changes the location of something
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self-propelled movement
动词 travel:
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change location; move, travel, or proceed, also metaphorically
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undertake a journey or trip
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make a trip for pleasure
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travel upon or across
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undergo transportation as in a vehicle
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travel from place to place, as for the purpose of finding work, preaching, or acting as a judge
以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌