conducts of buying and selling

• 买卖行为

conducts of buying and selling的用法和样例：

例句

1. His detractors were silenced after government regulators testified that the total buying and selling by Dennis did not breach exchange limits.
   政府领导后来确认丹尼斯的买卖行为并没有违反交易所的限制，这样诋毁他的人就不说话了。