The database tracking time period is set in our program, and could be as short as one hour or as long as one week, based on the market move.

我们的程序设定了数据库跟踪周期，周期短可短到一小时，长可长到一星期，因市场走势而定。

youdao

The database tracking time period is set in our program, and could be as short as one hour or as long as one week, based on the market move.

我们的程序设定了数据库跟踪周期，周期短可短到一小时，长可长到一星期，因市场走势而定。

youdao