2 sentences for 保 (bǎo — protect)

1. 这些士兵驻守在边疆，誓死要保家卫国。

   zhè​xiē shì​bīng zhù​shǒu zài biān​jiāng, shì​sǐ yào bǎo jiā wèi​guó.

   These soldiers are stationed at the border, vowing to defend their homes and country to the death.

   Source: Dong Chinese Dictionary

2. 他们家请了一位保姆来帮忙照顾刚出生的小宝宝。

   tā​men jiā qǐng le yī wèi bǎo mǔ lái bāng​máng zhào​gu gāng chū​shēng de xiǎo​bǎo​bǎo.

   Their family hired a nanny to help take care of the newborn baby.

   Source: Dong Chinese Dictionary