"Claire is writing up her notes about Mrs. Martin," she said in her usual shy fashion.
I've just started writing up my final report.
The cashier shrugged but complied with his request, writing up an additional charge slip.
The manner of writing up and down instead of backwards and forwards across the stone is obviously appropriate to a surface which is of considerable length, but comparatively narrow, a connected sense being thus much easier to observe than in writing across a narrow surface where, as in the gravestones of Melos, three lines are required for a single word.
She is currently writing up her thesis on the feasibility of using virtual reality to treat amblyopia.