How many suitcases fit in the boot?

一个55 × 40 × 20 cm的客舱包为44升。包不能实心装填，因此这是该容积的计数，而非装载计划。

Pick a car and see how many suitcases fit in the boot. A 55 × 40 × 20 cm cabin bag is 44 litres, counted from the published volume.