spiral; helix; a curve similar to the patterns on a snail shell

an external screw thread or a fastener such as a screw or bolt

cone-shaped toy that spins on its point, often made of wood and started with a string or whip

sea snail or whelk with a large hard shell; the edible meat of this creature

A metal fastener consisting of a cylindrical or conical rod with a spiral thread; also called [[螺丝钉|螺絲釘|luo2 si1 ding1]] or [[螺丝|螺絲|luo2 si1]].

A tool used for turning screws, consisting of a metal rod with a shaped tip and a handle; also called [[改锥|改錐|gai3 zhui1]] or [[螺丝起子|螺絲起子|luo2 si1 qi3 zi5]].

A propulsion device consisting of blades on a central hub, used on ships, aircraft, windmills, and fans.

The spiral ridge or groove on the surface of a screw, bolt, or inside a nut; also called [[螺丝扣|螺絲扣|luo2 si1 kou4]].

A metal rod with a spiral thread used to fasten components together in conjunction with a [[螺母|螺母|luo2 mu3]] or [[螺帽|螺帽|luo2 mao4]]

oncomelania; a kind of small freshwater snail that acts as the intermediate host for blood flukes

A screw, spiral, or threaded screw stem.

A type of freshwater snail with a conical shell that lives in ponds, lakes, and rice paddies; specifically the mud snail or pond snail

a metal fastener with a helical thread used to join objects together

spiral-shelled freshwater snail similar to a [[田螺|田螺|tian2 luo2]]

Steel bars with a ribbed or threaded surface used to reinforce concrete.

A group of bacteria characterized by a long, spiral-shaped body and twisting motion; includes the species that cause diseases such as syphilis and Lyme disease.

The female component used with a bolt, typically a metal block with a threaded hole used to fasten parts together

A type of spiral-shaped blue-green algae rich in protein, vitamins, and minerals; widely cultivated for use as a health food supplement or animal feed.

A high-quality green tea from the Dongting Mountain region of Jiangsu province, characterized by its spiraled leaf shape and strong aroma.

A style or form that winds or twists like a screw; spiral-shaped

a device used for measuring the angular movement or velocity of an object

double helix; dual or double spirals

a metal block with a hole used to fasten a bolt; the female component of a nut and bolt set

The distance between adjacent threads on a screw, or the distance a nut advances in one complete turn of the screw.

a helix or helical line; a spiral or conchoid shape

marine mollusk with a spiral shell that resembles a parrot's beak at its tip, often noted for its pearly interior

a cylindrical coil of wire acting as a magnet when carrying electric current; coil

a horn or signaling instrument made from a large sea shell; hollowed seashell

A nut with internal threading designed to be used with a bolt or screw to fasten components together.

A spiral coil used in traditional hairdressing; also called [[螺丝髻|螺絲髻|luo2 si1 ji4]].

a traditional craft where pieces of polished shell are inlaid into the surface of lacquerware, wooden furniture, or other objects to create patterns and images

A large marine gastropod mollusk or its thick, spiral shell

a spiral-shaped bacterium, typically found in soil or water, that often moves using flagella

the spiral groove on a screw or bolt

Hand tool used for turning screws, typically having a flat or cross-shaped tip; also called [[螺丝刀|螺絲刀|luo2 si1 dao1]], [[起子|起子|qi3 zi5]], or [[改锥|改錐|gai3 zhui1]] in mainland China.

To preach the Buddhist dharma far and wide, originally comparing the sound of the teaching to the loud blast of a conch shell

a metal block with a threaded hole used for fastening a bolt; the female component of a nut and bolt

to preach the doctrines of Buddha; to spread Buddhist teachings

Xiluo town in [[云林县|雲林縣|yun2 lin2 xian4]] in western Taiwan, famous for its rice, soy sauce, and the historic Xiluo Bridge

dark blue color bordering on black; a deep greenish-blue

Black pigment used to paint eyebrows in ancient China; eyebrow pencil

a type of abalone specifically referring to the species Haliotis diversicolor

a six-sided nut used with a bolt to fasten parts together; hexnut

hexagon socket head cap screw

Borrelia; genus of spirochaete bacteria

Borrelia, a genus of bacteria that includes the species responsible for Lyme disease and relapsing fever

Phillips screwdriver, meaning a screwdriver with a cross-shaped tip

(Taiwan colloquial) to fluff one's lines or stumble over words when speaking; used especially of an actor, singer, or broadcaster making a mistake during a performance or delivery

whelk; any of various large sea snails with a spiral shell, such as those in the family Buccinidae