这是坏习惯，我们不应该摘这些花，那些花是供大家欣赏的。
It is the bad habit, we shouldn't pick them, those flowers are appreciated by everyone.
她发现那些种类在缩小和矮化病其原因在选择的压力因为只有很小的花保留未摘。
She found the number of species is dwindling and some species are dwarfing due to selection pressure because only the smallest flowers remain unpicked.
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