She was concentrating on the exam when the fire alarm went off.

The research team adopted a concentrative methodology, narrowing their scope to examine a single variable in depth.

The engineer measured the concentricity of the shaft to ensure it met the specification.

The architect praised the garden's concentrism, noting how each circular bed emphasized the central fountain.

At the seminar, the scholars listed various concentrisms and discussed how each shaped public administration.

During the machine inspection, she carefully measured the concentricities between each rotating shaft to ensure tolerances were met.

She worked concentratively through the night to finish the project before the deadline.

The technicians inspected the concentrators before the solar farm began operation.

She concentred her energy on finishing the report before the deadline.

While concentring on the final chapter, Maria lost track of time and missed her bus.