A gate or valve used to control the flow of water in a lock or pipe; a throttle valve.

a lock on a canal or river that allows ships to pass between levels of different height

A former district in the northern part of Shanghai, located north of Suzhou Creek (Wusong) Creek and serving as a major railway hub.

to open a sluice gate or floodgate

A gate built into a dam or canal to regulate water levels and control flow; water gate; floodgate; lock; dam

an airtight chamber with two doors that allows passage between regions of different air pressures

A large electric switch or circuit breaker, often used as a master switch for high-current lines.

an opening in a water gate or dam that allows water to flow through; a floodgate

(electronics) silicon-controlled rectifier; thyristor

A low-voltage power switch used to connect or disconnect an electrical circuit, named for its blade-like component.

Water management infrastructure consisting of culverts and water gates

to close a switch in order to connect an electrical circuit; to switch the power on

(of a circuit breaker or switch) to trip automatically due to a circuit overload or fault

a movable plate or gate used to regulate the flow of water (in a sluice or lock) or air (in a stove or furnace)

A device installed in fluid pipelines used to switch flow on and off or control the flow rate, such as a sluice valve or throttle valve.

a device used for braking or slowing down a vehicle, such as a car or bicycle

a brake operated by hand, especially in a vehicle

A curved brake component used in trains, typically made of cast iron or synthetic resin, that presses against a wheel to stop its rotation.

a box containing an electrical switch and fuses used to control and protect a circuit; switch box

to lower a sluice gate to control the flow of water; outflow sluice

A type of bicycle brake operated by pedaling in reverse to slow down or stop the bike.

Chinese mitten crab; a prized freshwater crab from the Yangtze River delta, especially the varieties from Yangcheng Lake and near Shanghai

a gate used to control the flow or drainage of water from a river, lake, or reservoir; sluice

A gate or valve used to release excess water from a reservoir, dam, or irrigation canal; also refers to the overall structures used for flood discharge.

A type of braking device on a bicycle located inside the wheel hub where two semicircular pads expand against the hub sleeve to slow or stop the wheel.

An intake or entry lock used to control water flow into a channel or pipe; water intake work

(electricity) A low-voltage switch used to open or close a circuit, named for its blade-like handle; also called a [[刀开关|刀開關|dao1 kai1 guan1]] or [[闸刀|閘刀|zha2 dao1]]

A machine installed at entrances or exits to control the flow of people; now commonly used for automated ticket checking at subway stations or venues.

(computing) a device or software that connects two networks using different protocols; commonly used in Taiwan, equivalent to [[网关|網關|wang3 guan1]] in Mainland China.

A computer device that connects different networks using different protocols to allow data to pass between them; equivalent to [[网关|網關|wang3 guan1]].

automatic ticket gate or turnstile used for passenger entry or exit control at stations