zhè / bǎ / shàn / dāo / yòng / le / hěn / duō / nián / dāo / rèn / réng / rán / shí / fēn / fēng / lì

这把钐刀用了很多年，刀刃仍然十分锋利。

This scythe has been used for many years, but its blade is still very sharp.