computer /kəmˈpjuːtər/ (noun) an electronic machine that can store, organize and find information, do processes with numbers and other data, and control other machines Example: He's a computer programmer.
chair /tʃer/ (noun) a piece of furniture for one person to sit on, with a back, a seat and four legs Example: The chair has four legs.
desk /desk/ (noun) a piece of furniture like a table, often with drawers (= parts like boxes in it with handles on the front for pulling them open) , that you sit at to read, write, work, etc. Example: There is a book on that desk.
Turtle /ˈtɜːrtl/ (noun) a large reptile with a hard round shell that lives in the sea Example: Turtles have appeared in myths and folktales around the world.
crayon /ˈkreɪən/ (verb) to draw or colour something using a crayon Example: Students can create beautiful images using crayons.