Meaning of dǎ zhàng:
dǎ zhàng
打仗
Verb
to fight a battle; to go to war
Tāmen zhǔnbèi míngtiān yào qù dǎzhàng.
他们准备明天要去打仗。
They are preparing to fight a battle tomorrow.
Zài lìshǐ kè shàng, wǒmen xué dào le xǔduō guānyú gǔdài guójiā rúhé dǎzhàng de zhīshì.
在历史课上,我们学到了许多关于古代国家如何打仗的知识。
In history class, we learned a lot about how ancient countries went to war.