책 Solutions - 중상급 - 1호 - 1층

someone who pays or agrees to pay for access to a service or product on a regular basis

구독자, 회원

the act of communicating or working together with someone or something

상호작용, 상호연결

information, criticism, or advice about a person's performance, a new product, etc. intended for improvement

피드백, 응답

all the things that are held, included, or contained in something else

내용, 컨텐츠

the quality or state of being easily reached, entered, used, or understood by everyone, regardless of any physical or mental limitations

접근성

a person, company, or organization that offers goods or services to customers

제공자, 공급자

a TV station that broadcasts different programs

채널, 방송 채널

a type of computer or software system that is designed to work together with a specific operating system

플랫폼, 시스템