HSK 7–9 · verb
炼
to refine; to smelt; to temper
这个工厂每天炼很多油。
Zhège gōngchǎng měi tiān liàn hěn duō yóu。
This factory refines a lot of oil every day.
他每天锻炼一个小时。
Tā měitiān duànliàn yì ge xiǎoshí.
He exercises for an hour every day.
他坚持每天锻炼。
Tā jiānchí měitiān duànliàn.
He keeps exercising every day.
不管多忙，他都要锻炼。
Bùguǎn duō máng, tā dōu yào duànliàn.
No matter how busy he is, he always exercises.