put emphasis on upon

• 着重于； 把重点放在

put emphasis on upon的用法和样例：

例句

1. The book focuses on abstract analysis.
   这本书着重于抽象分析。
2. Then they formulate clear goals that focus upon meeting these needs.
   然后他们阐明了着重于满足这些需求的清晰目标。
3. I think we are concentrating on usability.
   我想我们正把重点放在可用性上。
4. She lays a lot of emphasis on the usage of prepositions.
   她把重点放在介词的使用上。