staple

• 形容某物是主要的、基本的或经常使用的；常指某一领域中最重要或最典型的物品。

Describes something that is basic, standard, or regularly used; often refers to a main or important item in a particular context.

1. Essential or basicB2formal

   Describing something that is necessary, basic, or regularly used, especially in relation to food or commodities.

   主要的

   • Rice is a staple food in many Asian countries.
   • Bread and milk are staple items in most households.
   • The company produces staple goods like flour and sugar.

   同义词basicchiefessentialfundamentalkeymainnecessaryprimaryprincipalvital

   反义词inessentialluxurynonessentialoptional

• 多义词：指有稳定需求的主要或必需商品；用于纺纱的天然纤维；适合生产的原料；用于固定电缆的短U形金属钉；或由短U形金属丝制成、用于夹住纸张的订书钉。

A noun with multiple meanings: a basic or necessary commodity with constant demand; a natural fiber used for making yarn; material suitable for manufacture; a short U-shaped wire nail for securing cables; or a paper fastener consisting of a short U-shaped wire that holds papers together.

1. Basic or essential itemB1formal

   A basic or necessary commodity that is in constant demand, often referring to food or other everyday goods.

   基本必需品

   • Rice is a staple in many Asian diets.
   • The store sells household staples like milk and bread.
   • During the crisis, people stocked up on staples such as flour and sugar.

   同义词basicessentialfundamentalnecessityrequisite

2. B2formaltechnical

   A natural fiber, such as raw cotton, wool, hemp, or flax, that can be twisted to form yarn or thread.

   天然纤维

   • Cotton is a common staple used in textile manufacturing.
   • The quality of the yarn depends on the length of the staple.
   • Wool staples are sorted by length before spinning.

   同义词fiber

3. Raw materialB2formaltechnical

   Material that is suitable for manufacture, use, or finishing in industrial processes.

   原材料

   • The factory imports staple materials for furniture production.
   • Steel is a staple in the construction industry.
   • They processed the staple into usable sheets.

   同义词commodityfeedstockmaterialraw materialresource

4. U-shaped nailB1formaltechnical

   A short U-shaped piece of wire with pointed ends, used for securing cables, wires, or other materials to a surface.

   U形钉

   • He used a staple to fasten the cable to the wall.
   • The electrician hammered a staple over the wire.
   • Staples are commonly used in upholstery and fencing.

5. Paper fastenerA2formal

   A small piece of U-shaped wire that is pushed through sheets of paper and bent to fasten them together.

   订书钉

   • She removed the staple from the document.
   • The stapler ran out of staples.
   • He attached the pages with a single staple.

• 动词，指用订书钉把纸张等固定在一起，也指把某物归类为主要或重要的东西。

A verb used to indicate the act of fastening or attaching something with a staple, or to classify something as a main or essential item.

1. Fasten with staplesA2formal

   To attach or secure something using a staple or staples.

   用订书钉固定

   • She stapled the documents together before filing them.
   • He stapled the poster to the bulletin board.
   • Please staple the pages in the correct order.

   同义词attachclipfastenfixpinsecuretack

   反义词detachremoveseparateunclipunfasten