action between parent and child的用法和样例：
- Without lines, simple indenting can show the relationship between parent and child.
- The Court thought that review by an independent medical professional would be sufficient, if not more reliable. In addition, a formal hearing might exacerbate tensions between parent and child.
- Anonymous pipes are useful for communication between threads, or between parent and child processes where the pipe handles can be easily passed to the child process when it is created.
- the unbreakable bond between parent and child