一棵由太空种子孕育的樱桃树,不久前开花了,它比预计时间提前4年。孕育这棵樱桃树的种子来自于日本一棵拥有1250年历史的“Chu johimeseigan-za kura”樱桃树。这棵树的种子在5年前被送到国际空间站。1年后从空间站回到地球,并且在不久前,这颗长了4米高的樱桃树提前 A cherry tree bred from space seeds bloomed not long ago, four years earlier than expected. The seeds that breed this cherry tree come from a 1250-year-old “Chu johimeseigan-za kura” cherry tree in Japan. The tree’s seeds were sent to the International Space Station five years ago. A year later returned from space station Earth, and not long ago, this 4-meter-long cherry tree was advanced