The fair provides a chance for the farming communities to show its skills and farming products. For example, visitors might see the world's largest apple, or the tallest sunflower plant.
博览会给农业社区提供展示技术和农产品的机会。例如，参观者可能会看到世界上最大的苹果或是最高的向日葵。
Tall sunflower
原声例句
历年四级听力真题精听
精选英语短文
The tallest sunflowers are mature, and we encase them in mesh to stop pollen from contaminating the samples in which we look for genes relevant to specific traits.
最高的向日葵已经成熟， 我们将它们包裹在网状物中， 以防止花粉污染我们在其中寻找与特定性状相关的基因的样本。
英语百科
Helianthus giganteus
（重定向自Tall sunflower）
Helianthus giganteus (giant sunflower or tall sunflower), is a species of Helianthus native to the eastern United States and eastern and central Canada, from Newfoundland west to Alberta south to Minnesota, Mississippi, and South Carolina.
Helianthus giganteus is a perennial herbaceous plant growing up to 4 m (over 13 feet) tall. The leaves are slender, lanceolate. The flower heads are bright yellow, up to 7 cm (2.8 inches) in diameter. They are most commonly found in valleys with wet meadows or swamps.
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