(LONGMAN2000) concept | Definition: 概念
| (NGSL) concept | Definition: abstract idea of something or how it works
| | (ESS4000) concept | Definition: A concept is an idea about something. | Example: →I learned some concepts of molecules before working in the science lab.
| | (ESS4000) misconception | Definition: A misconception is a wrong idea about something. | Example: →People once believed the misconception that the Earth is flat.
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