I had a light teaching load and could concentrate mainly on research.
我的教学负担很轻，可以集中精力在研究上。
2
First, it must lighten your load so you can concentrate on more important issues.
首先，授权要减轻你的负担，这样你才有时间来处理更多的重要事情。
3
In traditional way, we use concentrate treatment to store all data into the database and then to deal with them, this method increases I/O load and need time to manage data.