定義 — English
- Of basic importance; essential or principal: "Performance, including technological invention and artistic creation, will become central to education at all levels” ( Frederick Turner).
- Of or constituting a single source controlling all components of a system: central air conditioning.
- Linguistics Articulated in the middle of the oral cavity; neither front nor back. Used of vowels, as the u in cut.
- An office or agency at the center of a group of related activities that serves to control and coordinate them: traffic central.