make a Federal case out of sth.

例句：

1. 1. The engineer made a model of the spacecraft.
   工程师制作了一个太空飞船的模型。
2. 2. The scientist made some new discoveries in the field.
   科学家在领域里做出了一些新的发现。
3. 3. She made a decision to move abroad.
   她决定搬到国外。