1.Hotter weather leads tolower exam results, according to a new study from Harvard University, the University of California and Georgia State University.
lead to 导致
Heart failure led to her father's death.
心力衰竭导致她父亲的死亡 。
2.Researchers analyzed how test scores from 10 million American students were impacted by the weather.
impact 影响
The company's performance was impacted by the high value of the pound.
公司的业绩受到了英镑高值的冲击 。