gōng / rén / bǎ / gāng / tiáo / qiē / chéng / hé / shì / de / cháng / dù / yòng / lái / jiā / gù / qiáo / liáng工人把钢条切成合适的长度,用来加固桥梁。The workers cut the steel bars to suitable lengths to reinforce the bridge.