a mechanical tool or an electronic device that is useful for doing something
the duration for which a battery can power a device or system before it needs to be recharged or replaced
Grammatical Information:
a camera connected to a computer that is used for recording or broadcasting videos of the user
A webcam is a small camera designed for capturing video and still images, typically used for live streaming or video calls over the Internet. It is often built into computer monitors or laptops, but can also be an external device connected via USB. Webcams allow users to communicate visually in real-time, make video calls, and record videos or take photos for various online applications.
a container that holds the major internal components of a computer, such as the motherboard, power supply, and storage devices
a device that has two pieces that cover the ears and is used to listen to music or sounds without others hearing
Headphones are a device used for listening to audio privately. They consist of two small speakers worn over or in the ears, connected by a band or frame that rests on the head. Headphones come in various styles, such as over-ear, on-ear, or in-ear, and can be wired or wireless. They are used for personal listening to music, podcasts, or other audio content without disturbing others. Some headphones also include features like noise-cancellation, built-in microphones, and controls for adjusting volume or managing calls.
a socket on a computer or other electronic device used to connect external devices such as a mouse, keyboard, etc.
a small electronic storage device used to store digital data
Grammatical Information:
a physical socket or opening in a computer or electronic device where a circuit board or other component can be inserted
an illusion of movement created by displaying a series of still images of a moving object in quick succession
a machine or device that detects any changes in the environment and sends the information to other electronic devices
a small, removable card that stores data for one's mobile device and identifies one to the network
Grammatical Information:
the technology or system for connecting other devices to a computer
the technology that allows computers, cell phones, etc. to access the Internet or exchange data wirelessly
equipment that transforms electrical signals into sound, loud enough for public announcements, playing music, etc.
A speaker is a device that produces sound. It takes electrical signals and converts them into audible noise, allowing music, voices, or other sounds to be heard from electronic devices. Speakers are commonly found in radios, televisions, and computers, and they can range in size from small portable units to large, high-power systems.
a display by which the user can interact with a computer, smartphone, etc. by touching its surface
Grammatical Information:
the official currency of Japan, abbreviated as ¥, used for financial transactions and pricing in Japan
the unit of money in the US, Canada, Australia and several other countries, equal to 100 cents
the currency of the UK and some other countries that is equal to 100 pence
the money that most countries in Europe use
the basic unit of currency in China, abbreviated as ¥ or CNY, used for financial transactions and pricing in China
the biggest country in East Asia
Grammatical Information:
a country that is in East Asia and made up of many islands
a union of 27 European states that is formed to strengthen the economic and political bonds between its members
a country in North America that has 50 states
a country in northwest Europe, consisting of England, Scotland, Wales, and Northern Ireland
Grammatical Information:
a person, organization, company, etc. that pays to get things from businesses or stores
someone whose job is to serve or help customers in a shop
Grammatical Information:
(of a place or piece of equipment) connected to something in a way that is not separable
able to operate without wires
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