分词翻译
交易的英语翻译：
exchange; trade; bargain; deal; market; merchandise
【经】 bargain; bargaining; buy; deal; dealings; sales transaction; trade
trading量的英语翻译：
capacity; estimate; measure; mete; quantity; quantum
【医】 amount; dose; dosis; measure; quanta; quantity; quantum
【经】 volume
