穿孔性的
Perforate \Per"fo*rate\ (p[~e]r"f[-o]*r[=a]t), v. t. [imp. & p.
p. {Perforated} (-r[=a]`t[e^]d); p. pr. & vb. n.
{Perforating}.] [L. perforatus, p. p. of perforare to
perforate; per through + forare to bore. See {Bore}, v.]
To bore through; to pierce through with a pointed instrument;
to make a hole or holes through by boring or piercing; to
pierce or penetrate the surface of. --Bacon.