HSK 7–9 · noun · adjective
铁
iron; hard; firm
这扇门是铁做的,很重。
Zhè shàn mén shì tiě zuò de, hěn zhòng。
This door is made of iron and is very heavy.
我坐地铁去学校。
Wǒ zuò dìtiě qù xuéxiào.
I take the subway to school.
我们坐高铁去上海。
Wǒmen zuò gāotiě qù Shànghǎi.
We take the high-speed train to Shanghai.
在下一站换乘地铁。
Zài xià yí zhàn huànchéng dìtiě.
Transfer to the subway at the next stop.