unlised securities的用法和样例：
例句
- An alternative investment linked to the performance of a basket of Hong Kong listed securities.
与一篮子香港上市证券表现挂钩之另一种投资选择。 - Some are buying China's listed securities, which are multiplying fast, while others are taking the leap into direct investment, expecting eventual fat payoffs.
有些机构购买快速增值的中国上市证券，有些机构则干脆进行直接投资，以期获得最终的丰厚回报。
