不幸的是, 引起疾病的病原仍不明了.Unfortunately, the responsible pathogens were still unknown.感病的植物群体不暴露在它们的病原之下,这是相当普遍的.Nonexposure of susceptible plant populations to their pathogens is fairly common.在此情况下,需要特异性实验来确定病原.In such situati...
They had stopped Ecuador from building up attacks with good marking.他们运用出色的盯人技术使厄瓜多尔队无法组织起进攻。Ecuador lies between Columbia, Peru, and the Pacific Ocean.厄瓜多尔位于哥伦比亚 、 秘鲁和太平洋之间.Ecuador provides a perfect introduction to Sou...
亚当蹒跚而行，沿路留下毁坏的痕迹。Adam stumbles on, leaving a trail of devastation in his wake.亚当经常呆在他祖父的办公室里。Adam spent a lot of time in his grandfather's office.女孩儿一哭，亚当立即从座位上跳了起来。Adam jumped from his seat at the girl's cry....
Take a mac to keep the rain off.带件雨衣挡雨.Tea. Biscuits. China. My Mac. Sichuan Peppercorns. A Towel.茶叶, 饼干, 中国, 我的苹果笔记本, 花椒, 一方毛巾.All their beds were distinctive; Mac's was an iron affair with brass knobs...他们的床都各具特色；...