rubber; caoutchouc; a highly elastic polymer that is waterproof, airtight, and non-conductive

oak tree; a large tree found mostly in temperate regions of the northern hemisphere, used for timber and cork

The common name for vulcanized rubber or the elastic material derived from the sap of rubber trees.

the wood of an oak tree; oaken

Elastic string or ring made of rubber used for binding things together

eraser or rubber; a stationery item used to rub out marks from a pencil

plasticine; modeling clay; a soft material used by children for making models

an elastic loop made of rubber used for holding things together

rubber dinghy; pneumatic boat; a lightweight, foldable watercraft used for rescue, fishing, or exploration

A synthetic rubber containing silicon and oxygen atoms, characterized by high stability across extreme temperatures and good insulation; used in automotive parts, medical devices, and aerospace seals.

The fruit of the oak tree; it is oval-shaped and contains starch.

adhesive plaster or medical tape used to fix bandages in place; also known as [[胶布|膠布|jiao1 bu4]]

The para rubber tree (Hevea brasiliensis), a tall evergreen tree whose sap is the primary source of natural rubber

chloroprene rubber; a type of synthetic rubber that is resistant to oil and heat

A physical stamp made of vulcanized rubber used for printing ink

A type of synthetic rubber produced from butadiene using a catalyst in organic solvents; often blended with other rubbers to manufacture tires and conveyor belts

India rubber tree; also known as the [[橡胶树|橡膠樹|xiang4 jiao1 shu4]]

An artificial polymer made from petrochemicals that possesses high elasticity and plasticity; used as a substitute for natural rubber.

Rubber that has not yet undergone vulcanization; also called [[生胶|生膠|sheng1 jiao1]]

A type of electrical wire or cable insulated with rubber; also known as [[皮线|皮線|pi2 xian4]]

Hard rubber or ebonite made by vulcanizing natural rubber with a high sulfur content; often used as an electrical insulator.

a perennial herb with a conical taproot that contains a milky sap used to produce rubber

A highly elastic polymer made from the sap of rubber trees, used to manufacture tires and other rubber products

A type of synthetic rubber made from [[异戊二烯|異戊二烯|yi4 wu4 er4 xi1]]; while its properties are closer to natural rubber than other synthetics, it surpasses natural rubber in water resistance and insulation.

flour made from ground acorns; it has a bitter taste and can be used to satisfy hunger

flour made from ground acorns

the nut of an oak tree, often named for its resemblance to a small chestnut

The white milky sap extracted from rubber trees used to manufacture rubber products

a tool with a rubber surface used for printing or endorsing documents

a ball made of rubber

foam rubber; a porous, sponge-like rubber that is light, soft, and elastic; used for insulation, soundproofing, and making cushions

spongy rubber material with many air pockets throughout its structure

rubber that has undergone a chemical process to improve its strength, durability, and elasticity

(Taiwan) a type of synthetic rubber with high heat resistance and electrical insulation; in mainland China, it is called [[硅橡胶|硅橡膠|gui1 xiang4 jiao1]]

rubber that has undergone vulcanization to improve its heat resistance and elasticity; also known as [[熟橡胶|熟橡膠|shu2 xiang4 jiao1]] or colloquially [[橡皮|橡皮|xiang4 pi2]] and [[胶皮|膠皮|jiao1 pi2]]

hard rubber treated with sulfur; ebonite

hard rubber; vulcanite

to jump over or play games with a long loop of elastic or rubber bands