perforated

• 形容某物被打出一个或多个孔洞，通常是为了便于撕开、通过或减轻重量。

Describes something that has a hole or a series of holes punched through it, often to allow for tearing or passage.

1. Pierced with a holeB2formal

   Having a hole or holes cut or punched through a material.

   穿孔的

   • The perforated leather allows the shoes to breathe.
   • A perforated eardrum can cause hearing loss.
   • The metal sheet was perforated to reduce its weight.

   同义词boreddrilledholeypiercedpuncturedriddled

   反义词imperforatesolidunpierced

2. Having a series of holesB2formal

   Having a pattern of small holes, often for tearing or filtering.

   穿孔的

   • The perforated paper is easy to tear along the dotted line.
   • Perforated stamps are separated by a row of small holes.
   • The drainage pipe is perforated to allow water to seep out.

   同义词holeyhoneycombedpiercedporouspuncturedriddled

   反义词imperforatesolidunpierced

• 动词，指在某物上打孔或穿孔，通常通过穿刺或钻孔的方式。

A verb meaning to make a hole or holes through something, typically by piercing or boring.

1. Make a hole or holesB2formal

   To pierce or make a hole or series of holes through something, often to allow separation or passage.

   穿孔

   • The machine perforates the paper to create tear-off sheets.
   • The surgeon perforated the tissue to drain the fluid.
   • The stamp sheet is perforated so you can easily separate each stamp.

   同义词boredrillpenetratepiercepunchpunctureriddlestab

   反义词blockcloseplugseal

2. Penetrate or pass throughC1formal

   To pass into or through something, often by overcoming resistance.

   穿透

   • The bullet perforated the metal plate.
   • The roots perforated the hard soil.
   • The needle perforated the skin with a quick, sharp motion.

   同义词boredrilllancepenetratepierceprickpunchpuncturestab