1 sentence

1. 在这次攻关任务中，王工程师主动申请打头阵。

   zài zhè cì gōng​guān rèn​wu zhōng, Wáng gōng​chéng​shī zhǔ​dòng shēn​qǐng dǎ​tóu​zhèn.

   Engineer Wang volunteered to take the lead in this key task.

   Source: Dong Chinese Dictionary