1. Operating or functioning with exactness, accuracy, and attention to detail
The engineer was working precisely to ensure the measurements were correct.
O engenheiro estava trabalhando com precisão para garantir que as medidas estivessem corretas.
2. Performing a task with meticulous care and minimal margin for error
She is working precisely on the delicate restoration project.
Ela está trabalhando com precisão no projeto delicado de restauração.