update

名词 update:

1. news that updates your information

动词 update:

1. modernize or bring up to date
2. bring up to date; supply with recent information
3. bring to the latest state of technology

1. The feedback from the computer enables us to update the program.
   计算机的反馈能使我们更新程序。
2. The data should be updated once a week.
   这些数据应该每星期更新一次。