2 sentences for 偵 (zhēn — detect)

1. 中央核心部分侦测到病原体。

   zhōng​yāng hé​xīn bù​fen zhēn cè dào bìng​yuán​tǐ.

   Pathogens detected in the central core.

   Source: OpenSubtitles

2. 为了及早侦破案件，刑警们已经好几天没睡觉了。

   wèi​le jí​zǎo zhēn pò àn​jiàn, xíng​jǐng men yǐ​jīng hǎo​jǐ tiān méi shuì​jiào le.

   To solve the case as quickly as possible, the criminal police have not slept for several days.

   Source: Dong Chinese Dictionary