pin

• 名词，指细小的金属制品，一端尖锐，用来固定或连接物品，也用作装饰。

A noun referring to a small, thin piece of metal with a sharp point, used for fastening things together or as a piece of jewelry.

1. Fastening toolA1formal

   A thin piece of metal with a sharp point used for fastening things together.

   别针

   • She used a pin to attach the badge to her jacket.
   • The tailor stuck a pin into the fabric to hold it in place.
   • He pricked his finger on a pin while sewing.

   同义词bradpegskewerspiketack

2. A2formal

   A small piece of jewelry with a pin or clasp, worn on clothing.

   胸针

   • She wore a beautiful gold pin on her lapel.
   • The brooch is a vintage pin from the 1920s.
   • He gave her a diamond pin as a gift.

   同义词badgebroochclip

3. A2formal

   One of the bottle-shaped objects that players try to knock down in bowling.

   保龄球瓶

   • He knocked down all ten pins with his first roll.
   • The pins were reset automatically after each frame.
   • She aimed carefully at the center pin.

   同义词skittle

4. Security deviceB1formal

   A small piece of metal used to secure a lock or hinge.

   销钉

   • The door hinge is held in place by a metal pin.
   • He removed the pin from the lock to open it.
   • The pin in the hinge was rusted and hard to move.

   同义词cotterpegpintle

• 动词，指用别针等把某物固定或别住，也泛指把某人或某物固定在某处、使其不能移动。

A verb used to indicate the act of fastening or attaching something with a pin, or to hold someone or something firmly in place.

1. A2formal

   To attach or fasten something with a pin or similar object.

   别上

   • She pinned the note to the bulletin board.
   • He pinned the badge onto his jacket.
   • The tailor pinned the hem of the dress.

   同义词affixattachclipfastenfixsecureskewerstaplesticktack

2. Hold down or immobilizeB1formal

   To press someone or something against a surface so they cannot move.

   按住

   • The wrestler pinned his opponent to the mat.
   • The fallen tree pinned the car to the ground.
   • He was pinned under the heavy debris.

   同义词anchorconstrainfastenfixhold downimmobilizepressrestrainsecuretrap

   反义词freeloosenrelease

3. Assign responsibility or blameB2informal

   To attribute blame or responsibility to someone.

   归咎于

   • They tried to pin the crime on an innocent man.
   • The manager pinned the failure on the team's lack of effort.
   • Don't try to pin your mistakes on me.

   同义词ascribeassignattributeblamechargefastenfiximputelayplace

短语动词变体pin downpin up