如果你问植物学家，他肯定会坚持西瓜是水果这一观点，因为西瓜是开花后从植物子房中生长，然后结果的。

If you talk to a botanist, they'll maintain that watermelon is a fruit because it develops from the plant's ovary after flowering and holds the seeds.

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另一方面，水果通常是一种花类植物的成熟子房。

A fruit, on the other hand, is always the matured ovary of a flowering plant.

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我们不认为西红柿或黄瓜是水果，尽管他们确实是水果，因为他们是由植物的子房发育而来的。

We don't think of tomatoes or cucumbers as fruit, although they are fruit because they develop from the ovary of the plant.

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