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Airlines is high tech, the high investment, the high risk transportation enterprise.
航空公司是高科技、高投入、高风险的运输企业。
youdao
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Oil industry is a high investment, high risk, high-tech industry.
石油工业是高投入、高风险、高技术的行业。
youdao
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Oil industry is a high investment, high risk, high-tech industry.
石油工业是高投入、高风险、高技术的行业。
youdao