Technicians believe they will, but only after years of development.

技术人员相信它们会的，只是需要多年的开发。

youdao

Technicians believe they will, but only after years of development.

技术人员想信它们会的，只是需要多年的开发。

youdao

Technicians believe they will, but only after years of development.

技术人员相信机器人会做到这一点的，但需要若干年的研究。

youdao

Twenty years ago, the European Bank of Reconstruction and Development was created to help former communist countries after the fall of the Soviet Union.

VOA: special.2011.05.27

After years of development the market for this nanomaterial is here and now.

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After four years of development, GoalZero began selling products in the latter part of 2010.

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However, after 15 years of development, the sophisticated new vehicle was not faring well.

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