There has been a fractional rise in the price of the stock.股价微微上涨。There is only a fractional improvement in the new version.新版中只有微小的改进。The difference between bus and rail fares is fractional.公共汽车费与火车费相差无几。A quart is a fractional part of a gallon.一夸脱是一加仑的一部分。