4 sentences

1. 探子已经回来向将军回报敌情了。

   tàn​zi yǐ​jīng huí​lai xiàng jiāng​jūn huí​bào dí​qíng le.

   The scout has returned to report on the enemy's situation to the general.

   Source: Dong Chinese Dictionary

2. 将军派出一名探子去查明敌军的动向。

   jiāng​jūn pài​chū yī míng tàn​zi qù chá​míng dí​jūn de dòng​xiàng.

   The general sent a scout to find out the enemy's movements.

   Source: Dong Chinese Dictionary

3. 质检员用探子从粮袋里取样。

   zhì​jiǎn​yuán yòng tàn​zi cóng liáng​dài lǐ qǔ​yàng.

   The quality inspector used a sampler to take samples from the grain bags.

   Source: Dong Chinese Dictionary

4. 医生小心地将探子插入伤口以检查深度。

   yī​shēng xiǎo​xīn de jiāng tàn​zi chā​rù shāng​kǒu yǐ jiǎn​chá shēn​dù.

   The doctor carefully inserted a probe into the wound to check its depth.

   Source: Dong Chinese Dictionary