通过回购一份空头头寸或者卖出一份多头头寸，从交易商的投资组合中去除一项投资。沪江考研 沪江泰语 沪江俄语 沪江意语 沪江小语�?学习工具 沪江网校TINV Confined is authorised to perform financial commitment pursuits through the FCA with registration quantity 839689.以上就是本篇的全