huàn / shàng / xīn / de / fēi / lún / yǐ / hòu / zhè / liàng / zì / xíng / chē / qí / qǐ / lái / shùn / chàng / duō / le

换上新的飞轮以后，这辆自行车骑起来顺畅多了。

After replacing the freewheel, the bicycle rode much more smoothly.