[] ( OTC) () used to describe investments, currencies, etc. that are traded between independent dealers rather than in an organized system such as a stock exchange场外的；买卖双方直接交易的◆over-the-counter shares/stock场外交易股票◆the over-the-counter derivatives market金融衍生工具场外交易市场◆OTC markets场外交易市场◆In over-the-counter trading last Friday, the shares fell 25%.在上周五的场外交易中，股价下跌了 25%。(about medicines) that can be bought without written permission from a doctor (a prescription)（药品）非处方的◆Sales of over-the-counter medicines have increased 2%.非处方药的销售量已增长 2%。▸ˌover the ˈcounter
adverb
( OTC) ◆Are these tablets available over the counter?这些药片无需处方可直接购买吗？◆The company's shares are traded over the counter on the NASDAQ system.这家公司的股票在纳斯达克系统的场外交易市场进行交易。