“Sawfly（锯蜂）” 是一种与黄蜂相似的昆虫，这种昆虫会切开植物并把自己的卵产在切口处。苏格兰赫瑞-瓦特大学的研究人员一直在研究雌性锯蜂怎么知道如何做出这种独特的切割，从而避免杀死或损伤植物。
TIANJIN, Oct. 26 (Xinhua) -- At 5 a.m., as the streetlights along the Haihe River in north China's Tianjin still flickered, 74-year-old Liu Runlong had already laced up his running shoes and begun his ...
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Michelet turned to his excited students. \Gentlemen, they are making history, \ he declared. \We shall write it. \, ...
许多英国病虫害防治公司在过去五年中因老鼠导致的呼叫请求出现了增长。这一趋势不仅仅正在影响着英国。有报道称，多个美国城市都出现了老鼠数量的激增，包括华盛顿特区、旧金山和纽约市，以及阿姆斯特丹和多伦多。 The British Pest Control Association says its members have recorded an increase in complaints ...
STUTTGART, Germany, Oct. 25 (Xinhua) -- China represents an investment opportunity that German companies must not overlook, as it is both an important market and an innovation hub, German business ...
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