2 sentences for 发 (fā — shoot)

1. 万箭齐发，敌军难以防守。

   wàn jiàn qí fā, dí​jūn nán​yǐ fáng​shǒu.

   Ten thousand arrows were fired at once, making it difficult for the enemy to defend.

   Source: Dong Chinese Dictionary

2. 战场上，万箭齐发。

   zhàn​chǎng shàng, wàn jiàn qí fā.

   On the battlefield, ten thousand arrows were shot simultaneously.

   Source: Dong Chinese Dictionary