public Mocha(Beverage beverage)
{
_beverage = beverage;
// 这里就把Description设置了？ 这样会变为静态?
_strDescription = _beverage.getDescription() + ", Mocha";
}
public Soy(Beverage beverage)
{
_beverage = beverage;
}
public Whip(Beverage beverage)
{
_beverage = beverage;
_strDescription = _beverage.getDescription() + ", Whip";
}