1.There are no half measures in scientific research.
研工作是不能搞折衷的。
2.His team are at the forefront of scientific research into vaccines.
他的小组处于疫苗研的最前沿。
3.Studying geography of tourism is vital for teachers 'teaching and scientific research, for students mastering booklore and training vocational ability.Look back education on geography of tourism .