【细针密缕】〖xì zhn mì l〗[fine, close stitches -- very carefully prepared plot; delicate and fine needlework; in fine, close stitches; work in a meticulous way]

针芥相投管鲍交，

针头线脑用精巧。

密锣紧鼓快处理，

缕解丝分事周到。