教育 - 钢笔和铅笔

a pen that can be refilled with ink

a pen that uses a small rotating ball made of steel, carbide, or ceramic to dispense ink as it moves across a writing surface

a pen with a tip that is made of a fiber called felt

a type of pen that produces consistent line width throughout its strokes, typically with a single, non-flexible nib, ideal for precise and uniform writing or drawing

a type of pen that uses special ink designed to be removed or erased from paper

a type of pen with a mechanism that allows the pen tip to retract into the body of the pen, typically activated by clicking a button or pressing a mechanism on the pen

a type of pen that can be filled with ink again after it runs out

a specialized pen nib that allows for variation in line width depending on the pressure applied while writing

a ballpoint pen designed to write in extreme conditions, including zero gravity, underwater, and in extreme temperatures, using a pressurized cartridge to force ink onto the writing surface

a pen-shaped input device equipped with technology to capture handwritten or drawn input directly onto a digital device

a traditional pen consisting of a metal nib inserted into a handle, which is dipped into ink before use

the metal tip or point of a dip pen, often made of materials like steel or gold, which is dipped into ink

a specialized drawing tool with adjustable metal blades or prongs that can be set to a desired width

a traditional writing tool made from a dried and shaped piece of plant material, such as a reed or bamboo, typically cut to a point and used in conjunction with ink to write or draw

a type of pen with a narrow, precise tip used for drawing or writing with fine lines

a traditional pen used in Islamic calligraphy, typically made from a thin, tapered reed or bamboo shaft with a split nib

a writing tool made from a bird feather, typically the large flight feather of a goose or swan, with a sharpened end

a pencil with a button on top that can be pushed or turned to get more lead out

a writing tool made of a thin stick of slate or a similar material used for writing on slate surfaces

a writing or drawing tool consisting of a cylindrical casing filled with a graphite core, used for creating marks on paper

the object inside a pencil that makes a mark when moved on paper

a drawing tool filled with compressed charcoal, used for creating expressive sketches with rich, dark tones

a drawing tool filled with a mixture of carbon and a binder, offering smooth and consistent lines with deep, rich blacks, commonly used for sketching and drawing

a colored pencil with a water-soluble pigment core, allowing artists to create watercolor effects by applying water with a brush after drawing

a writing tool filled with waxy pigment, used for writing on surfaces like glass or plastic