lǎo / jiàng / rén / yāo / qiú / tú / dì / yán / gé / zūn / shǒu / guī / ju / shéng / mò / bǎo / zhèng / měi / jiàn / zuò / pǐn / de / zhì / liàng

老匠人要求徒弟严格遵守规矩绳墨，保证每件作品的质量。

The old craftsman required his apprentices to follow strict standards to ensure the quality of every work.