If you wash down your drivetrain after each ride, you're gonna find your chain and your cassette and your chainrings last for a long long time versus just leaving your bike sitting dirty in the corner.
如果你在每次骑行后清洗传动系统,你会发现你的链子、磁带和链环可以持续用很长时间,与只是把自行车脏兮兮地放在角落里相比。