例句與造句

1. Once the infections resolve and hearing thresholds return to normal, childhood otitis media may still cause minor and irreversible damage to the middle ear and cochlea.
2. For example, suppose there are two available investment strategies-portfolio A and portfolio B, and suppose the investor's threshold return level ( the minimum return that the investor is willing to tolerate ) is-1 % . then the investor would choose the portfolio that would provide the maximum probability of the portfolio return being at least as high as & minus; 1 %.
3. It's difficult to find threshold returns in a sentence. 用threshold returns造句挺難的