to own, manage, or organize something such as a business, campaign, a group of animals, etc.

经营, 管理
anything that takes place, particularly something important

事件, 活动
an official or public statement that contains information about something, particularly a present or future occurrence

公告, 声明
a space in a building with walls, a floor, and a ceiling where people do different activities

房间, 室
a device used for making images or videos appear on a screen, wall, or other flat surfaces

投影仪, 放映机
a text or symbol that is displayed in public to give instructions, warnings, or information

标志, 指示牌
to discover information about something or someone by looking, asking, or investigating

检查, 核实
a piece of equipment used for playing recorded music, making a live performance, or turning up sound through speakers

音响系统, 声响设备
a piece of equipment used for recording voices or sounds or for making one's voice louder

麦克风, microphones (microphone的复数形式)
having dimensions and a weight that holding and operating with one or both hands becomes possible

手持的, 便携的
a folded flap of fabric on the front of a jacket or coat that extends from the collar to the chest

翻领, 衣领
a list of things that need to be considered, solved, or done

议程, 日程
printed material given to people, usually at lectures, meetings, or conferences, to provide information or summarize key points

讲义, 宣传资料
to tell someone our name so they can know us, or to tell them someone else's name so they can know each other, normally happening in the first meeting

介绍, 引见
