Definition
To perform one's expected or assigned task or role competently.
尽力而为
As a chef, he always does his stuff in the kitchen.
作為一名廚師，他總是在廚房裡盡力做好自己的事。
The team needs everyone to do their stuff and fulfill their roles.
團隊需要每個人都盡力做好自己的事並履行自己的角色。
This is my specialty; let me do my stuff.
這是我的專長；讓我來盡力做好我的事。