itinerant
(of a person) traveling from place to place, often for work or a specific purpose

유랑의, 주유의

[형용사]
to itinerate
o travel from one location to another, often on a regular circuit, for a specific purpose or duty

돌아다니다, 여행하다

[동사]
commodity
(economics) an unprocessed material that can be traded in different exchanges or marketplaces

상품, 원자재

[명사]
reflection
the action or process where a wave, such as light or sound, bounces back from a surface instead of passing through

반사, 투영

[명사]

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