content by volume

例句：

1. 1. She was content with the resultsof the experiment.
   她对实验的结果感到满意。
2. 2. The teacher was content to let thestudents work independently.
   老师乐意让学生独立工作。
3. 3.The new policy will make everyone content withtheir jobs.
   新政策将使每个人都对自己的工作感到满意。