lǎo / shī / cháng / cháng / yòng / shí / jì / àn / lì / cè / miǎn / xué / shēng / bú / yào / qīng / yì / fàng / qì

老师常常用实际案例策勉学生，不要轻易放弃。

The teacher often uses real-life cases to encourage students not to give up easily.