中间的琴品正在修整中，锉刀切过的地方露出明亮的原始镍银，邻近的琴品末端仍是方形且未完成，以作对比

"the middle fret mid-dressing, bright raw nickel silver where the file has cut, the neighboring fret ends still square and unfinished for contrast" Depth of field: razor thin, the bevel and the file teeth sharp, everything else gone. The unfinished neighbors are the picture. Progress only reads when the before is standing next to it.

中间的琴品正在修整中，锉刀切过的地方露出明亮的原始镍银，邻近的琴品末端仍是方形且未完成，以作对比 景深：极浅，斜面与锉齿清晰锐利，其余一切消隐 未完工的邻近品才是画面。唯有"之前"与"之后"并立，进度才得以被读懂