1 sentence for 对准 (duì​zhǔn — alignment)

1. 这两个零件需要精确对准才能正常工作。

   zhè liǎng gè líng​jiàn xū​yào jīng​què duì​zhǔn cái néng zhèng​cháng gōng​zuò.

   These two parts need to be precisely aligned to function properly.

   Source: Dong Chinese Dictionary