zì / xíng / chē / de / liàn / tiáo / yì / sōng / qí / qǐ / lái / jiù / kā / lā / kā / lā / de / xiǎng自行车的链条一松,骑起来就喀啦喀啦地响。When the bicycle chain is loose, it clanks while you ride.