portfolio fund的用法和样例：
例句
- Meanwhile, this offered theory support for administration of the security investment fund loo.
同时，这也为证券投资基金的治理提供了理论支持。 - Therefore, our government should fully recognize the dualism of the Security Investment Fund so as to promote its advantages and avoid its adverse impacts.
因此，在全面认识证券投资基金对对证券市场稳定性发面的双重效应后，我国政府在促进证券投资基金业发展的过程中，应充分认识到基金对市场的双重性，以期实现证券投资基金业的有序的发展和有效的监管，发挥其积极的作用，控制其不利的影响。
