교환을 담당하는 사람이나 장치.
A person or thing that exchanges one thing for another.
예문:
"The digital platform serves as a primary exchanger of ideas for researchers."
"As a frequent exchanger of goods, he knows all the best flea markets."
화폐를 다른 나라의 돈으로 바꾸어 주는 사람이나 업체.
A person or business that exchanges currency, especially for travelers.
예문:
"The currency exchanger at the border provided a very competitive rate."
"Always verify the credentials of an independent money exchanger before a transaction."
열이나 이온 등을 한 매체에서 다른 매체로 전달하거나 바꾸는 장치나 물질.
A device or substance used to transfer heat or exchange ions between fluids.
예문:
"The industrial heat exchanger helps maintain the optimal temperature of the reactor."
"Water softeners often utilize an ion exchanger to remove calcium ions."