单词：Impatiens devolii
单词：Impatiens devolii 相关文章
We humans are known to help out members of our own families. When it comes to business we call it nepotism. Now plants have demonstrated the same predilection, in a study published in the American Journal of Botany. Previous research showed that plan
Scientific American(十一)月
As the United States marks nine years since the 2001 terrorist attacks on New York and Washington, some people outside the nation's capital are gathering to pray. Jews and Muslims from Fredericksburg, Virginia hope to foster healing rather than anger
VOA标准英语2010年(九)月
Plants Share Light If Neighbor Is Related A study in the American Journal of Botany finds that plants can tell if they're next to a relative and will grow to allow the kin more access to light. Cynthia Graber reports. We humans are known to help out
60秒科学
Love's Witness Slight unpremeditated Words are borne By every common Wind into the Air; Carelessly utter'd, die as soon as born， And in one instant give both Hope and Fear： Breathing all Contrarie
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