zhè / gēn / lǎo / chèng / de / chèng / niǔ / yǐ / jīng / sōng / le / shǐ / yòng / qián / yào / xiān / xiū / hǎo

这根老秤的秤纽已经松了，使用前要先修好。

The lifting cord on this old steelyard has come loose and must be repaired before use.