2 sentences

1. 电线短路时冒出了火花。

   diàn​xiàn duǎn​lù shí mào​chū le huǒ​huā.

   Sparks flew when the wire short-circuited.

   Source: Dong Chinese Dictionary

2. 他们的谈话中碰撞出了智慧的火花。

   tā​men de tán​huà zhōng pèng​zhuàng chū le zhì​huì de huǒ​huā.

   Flashes of wisdom emerged from their conversation.

   Source: Dong Chinese Dictionary