To handle a task with ease due to skill and experience; to have ample room for maneuver in a task; to be highly proficient.
他处理这个复杂的项目，显得游刃有余，大家都很佩服
He handled this complex project with great ease and skill; everyone admired him.
Next Idiom
To handle a task with ease due to skill and experience; to have ample room for maneuver in a task; to be highly proficient.