It is disappointing, but the "hear-say" of ginkgo had to be tested in a scientific setting in a controlled manner, to determine if there was a clear benefit.
这是令人失望的，但“听说”银杏已用科学仪器和方法进行测试，确定其是否有明显的好处。
Extract of Ginkgo leaves contains flavonoids and other special active components, which can be used not only in drugs, but also widely in foods and cosmetics etc.
银杏叶提取物中含有黄酮类化合物等许多特殊的活性成分，不但可用于医药，还可以广泛地应用于食品、化妆品等。
The density of the nursery type ginkgo garden should be adjusted in the next spring and subsequent several years after planting.
苗圃式叶用银杏园必须在种植后的次年春及随后几年间苗调整其密度。
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