园艺师培育了玫瑰的一个新品种。

The horticulturist developed a new type of rose.

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因此，培育抗冻甘薯新品种具有重要的应用前景。

So, it's very important to construct new antifreeze sweetpotato materials.

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园艺师培育了玫瑰的一个新品种。

Thee horticulturist developed a new type of rose.

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园艺师培育了玫瑰的一个新品种。

Thee horticulturist developed a new type of rose.

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