裤管

zhōng shān zhuāng de kù guǎn yě yì yú qí tā fú zhuāng

中山装的裤管也异于其他服装。

Trouser legs in Chinese tunic suit is also different from other clothes.

sì yīng cùn cháng de kù guǎn

四英寸长的裤管

the four inches trouser leg