保值措施 meaning in English

hedge

That could prove to be a useful hedge against greater competition in passenger rail
相对于铁路客运较大的竞争来说，这个有可能是一个有用的保值措施。
Since most japanese exporters have assumed a rate of between y115 and y120 to the dollar , if the yen continues to strengthen , it will be difficult to avoid a negative impact on results this year , even with hedging
因为大多数日本出口商已假定，美元兑日元汇率在1比115和120之间，所以，如果日元继续升值，即使日本企业采取了套期保值措施，也很难避免日元升值对今年经营业绩所带来的负面影响。