2 sentences

1. 电脑正在进行三维场景的渲染。

   diàn​nǎo zhèng​zài jìn​xíng sān​wéi chǎng​jǐng de xuàn​rǎn.

   The computer is currently rendering a 3D scene.

   Source: Dong Chinese Dictionary

2. 工程师利用三维建模软件来设计复杂的零件。

   gōng​chéng​shī lì​yòng sān​wéi jiàn​mó ruǎn​jiàn lái shè​jì fù​zá de líng​jiàn.

   Engineers use 3D modeling software to design complex parts.

   Source: Dong Chinese Dictionary