Soybean is one of the important economic crops and originated in China with long cultivated history.

大豆是一种重要的经济作物，起源于我国境内并在我国有悠久的栽培历史。

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Jurvetson has long cultivated an interest space and spaceflight, and his office at DFJ's Menlo Park, Calif. headquarters is littered with Apollo-era NASA artifacts he's collected over the years.

尤尔韦特松长期以来一直在培养自己对太空和航天的兴趣，他在德丰杰公司总部（位于加州门洛帕克市）的办公室散落着多年来收集的源自阿波罗时代的美国航空航天局（NASA）物品。

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The symbolism may come from the fact that the olive tree takes a long time to produce fruit, so olives could only be cultivated successfully in long periods of peace.

它的象征意义可能来自于橄榄树需要很长时间才能结出果实，所以橄榄只能在长久的和平时期才能被成功种植。

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Until recently, drug addiction in Vietnam was usually associated with ethnic minorities in the highlands, who have been traditional smokers of opium and have long cultivated it as an important cash crop.

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The new law still treats long-cultivated and recently cleared land in the same way.

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Rose brings a dose of intellectual gravitas cultivated from his long-running late-night PBS interview show.

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