Definition
to engage in the business of buying and selling specific goods
從事運營、銷售；進行交易
Their company deals in art pieces, specializing in buying and selling antiques.
他們的公司從事藝術品交易，專注於買賣古董。
The businessman primarily deals in electronics, particularly smartphones and accessories.
這位商人主要從事電子產品交易，尤其是智能手機和配件。
Her family has been dealing in agricultural products, ensuring supply for local markets.
她的家族一直從事農產品交易，確保當地市場的供應。