This is the 7293rd most frequent Chinese word.
耗时
"耗时" means "time-consuming."
In this sentence, "耗时" describes an activity that requires a significant amount of time to complete.
制作这个蛋糕非常耗时。
Making this cake is very time-consuming.
Here, "耗时" refers to the comparison of time required for a task against an expectation.
这项任务比我预想中更加耗时。
This task took more time than I originally expected.
In this case, "耗时" is used in a context where time saving is highlighted by addressing activities that usually require extensive time.