For ten weeks, nine hours at a stretch, he carefully wrote his message with a black felt-tip marker.
花费了整整十个星期，每天九个小时，他用黑色毡尖笔小心翼翼地写下了他的留言。
2
This was the first clue that out of sight, level with the window sill, was a writing desk, and that at this desk, on sheets of unruled paper in blue felt-tip pen, Samuel Menashe was writing poems.