binder

• 名词，指用来把东西固定或结合在一起的物品或物质，例如装订散页的文件夹、捆扎庄稼的机器，或起粘合作用的物质。

A noun referring to an object or substance used to hold things together, such as a cover for loose papers, a machine that binds grain, or an adhesive material.

1. Harvesting machineB2formal

   A machine that cuts grain and ties it into bundles or sheaves.

   收割捆扎机

   • The farmer used a binder to harvest the wheat field.
   • Old binders were pulled by horses before tractors became common.
   • The binder efficiently cut and tied the grain into sheaves.

   同义词reaper binder

2. Adhesive or binding agentB2formaltechnical

   A substance that holds separate particles together or helps something stick to a surface.

   粘合剂

   • This paint contains a binder that helps it adhere to walls.
   • The binder in the glue ensures a strong bond between the materials.
   • In tablet manufacturing, a binder is used to hold the ingredients together.

   同义词adhesivecementfixativegluegumpaste

3. Office stationery itemA2formal

   A cover or folder with rings or clips used to hold loose papers or magazines together.

   活页夹

   • She organized her notes in a three-ring binder.
   • The binder contains all the documents for the meeting.
   • He bought a new binder to store his magazine collection.

   同义词filefolderring-binder

4. Tying deviceB1formal

   An object used to tie or bind things together, such as a strap, cord, or band.

   捆绑装置

   • Use a cable binder to keep the wires organized.
   • The binder around the package kept it secure during shipping.
   • He fastened the bundle with a strong binder.

   同义词bandbindingcordfasteningligaturestrapthongtie