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最佳答案：致力于他的研究devote to his research
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最佳答案：Because of his commitment to space technology,until more than 40 years before th
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最佳答案：He has been devoted to the study of scientific instruments.
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最佳答案：他把他的一生献给了宇宙飞船的研究（devote）He devoted the whole life to the study of space craft.你最
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最佳答案：His theories set up the basis of world view,and contributed significantly to lat
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最佳答案：The professor asked him questions during the interview in order to see whether h
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最佳答案：Scientists pay attention to their study;He no longer lives here;He was tired of
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最佳答案：He devoted his whole life to the study of spceship.He is an experienced pilot,so
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最佳答案：The spirit that he devotes himself into the scientific research has impressed us
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最佳答案：1.Last year,they were using candles instead of electricity.2.The scientist knew