单词	a hot lead
释义	a hot lead 很好的线索
随便看	humane learning human element human element accident human element cost human elements Human-elephant conflict humane liberalism human elixir humane loving care humanely humane management human emancipation humane marketing human embrofibroblast human embryo human-embryo Human embryocerebral cortex Human Embryo Clone Sparks Protests human embryo fibroblast human embryo fibroblast cell Human embryo-hepatic stem cells human embryo hepatocytes human embryo kidney human embryology Human Embryology and Developmental Biology