computer chip; microchip; wafer

group of integrated circuits designed to work together, often for a specific function such as a processor

the internal working parts or mechanism of a watch, clock, or similar device

the wick of an oil lamp or alcohol lamp, traditionally made of cotton yarn or the pith of a rush; also written [[灯心|燈心|deng1 xin1]]

A type of thick cotton fabric with velvety vertical ridges; also called [[条绒|條絨|tiao2 rong2]].

Loongson; a family of general-purpose computer processors developed in China and formerly known as Godson

a pillow without its pillowcase, consisting of a soft bag filled with materials like buckwheat hulls or down

the core component of a purification system, used for filtering air, oil, or water

A central strand that burns or triggers an explosion, such as the wick of a candle or the fuse of a firework

The light-carrying central part of an optical fiber.

The core part of electrical devices such as motors, transformers, or electromagnets, usually made of silicon steel sheets.

the core of a nuclear reactor

A type of biochip created by arranging a high density of gene fragments on a glass substrate; used in gene sequencing, disease diagnosis, and drug screening

the central part of a nuclear reactor where fission occurs

A component of a tire valve made of a spring or rubber tube that allows air to enter but prevents it from escaping

A perennial herb with slender, upright stems and narrow leaves (Juncus effusus), used in papermaking, weaving mats, medicine, and as lamp wicks

rush family, a family of flowering plants

the cotton thread or similar material in the center of a candle used for lighting

small cylinders of nuclear fuel used in reactors

Highly integrated molecular system made from biological macromolecules used for rapid analysis of DNA or proteins; includes gene and protein chips.

pencil lead or a refill for a ballpoint pen

the diameter of the central core of an optical fiber

a thick board made by gluing wood chips or strips between thin outer veneers, commonly used for interior decoration and furniture making; core; veneer core

a plastic card containing an integrated circuit chip used for electronic identification or financial transactions

the wick of a candle

The core part of a candle, usually made of fiber, that is lit to produce light.

The graphite core inside a pencil; also refers to leads for mechanical pencils

the core mechanism of a lock, typically containing the tumbler and spring assembly, that is turned with a key

the inner part of a valve that controls the flow of liquid or gas; valve stem