Objective : To investigate the cell source secreting the granulocyte granulocyte colony - stimulating factors ( GM - CSF , G - CSF ) in human placenta.目的: 确定脐血中高水平的造血因子的来源.Secreting or yielding a milky juice , as certain...
Their discovery could herald a cure for some forms of impotence.他们的发现可能预示着为某些类型的阳痿找到了医治方法。I welcome the report as a herald of more freedom, not less.我认为这份报告预示着会有更多、而不是更少的自由，因此对它表示欢迎。These talks could herald a new era of ...
'I party some,' said Jed...杰德说：“我有时会去参加聚会。”"I party some," said Jed.杰德说：“我有时会去参加聚会。”Jed nodded, finishing off the last piece of pizza.杰德点点头，把最后一块比萨饼吃完。After a slow, painful walk down the mountain, Jed came to a...
He gave us a warning against placing confidence in people we did not know.他告诫我们, 不要轻信我们不了解的人。The carer will have to do all the work: placing the patient on the seat, strapping him in, taking him off again at the top.护工将要...
于是,图K1是非平面的.The graph K 1 is hence nonplanar.天文学家通常认为,恒星际星尘都是紧靠着银河平面的.Astronomers usually assume that interstellar dust is closely confined to the galactic plane.之所以有此需要,是因为所加载荷通常是垂直于校准装置平面的.This is necessary because the...