“证券的”造句

普通证券的平均价格,增长了近百分之三百.
The average price of common stocks increased nearly 300 per cent.

那也许是推销股票或者证券的差使.
It might be a stock - or - bond - selling proposition.

在确定期间证券的盈利或亏损.
The gain or loss of a security in a particular period.