It would be interesting to know what he really believed.

　　了解他的真實信仰會是很有意思的。

　　They decided to sound out her interest in the project.

　　他們決定試探一下她對那個項目的興趣。

　　Interest rates can be controlled by order of the central bank.

　　利率可由中央銀行指示控制。

　　Most of their economic policies serve the interests of big business.

　　他們的經濟政策多半符合大企業(yè)的利益。

　　Social workers must always consider the best interests of their clients.

　　社會工作者必須時刻考慮其當事人的最佳利益。