Meaning of bǎo:
保
Bulgaria (abbr. for 保加利亞|保加利亚[Bao3jia1li4ya4]); (old) civil administration unit in the baojia 保甲[bao3jia3] system
Wǒ jìhuà míngnián qù Bǎojiāliyǎ lǚxíng.
我计划明年去保加利亚旅行。
I plan to travel to Bulgaria next year.
Yǐqián yǒu yīxiē cūnzhuāng shǐyòng bǎojiǎ zhìdù lái guǎnlǐ jūmín.
以前有一些村庄使用保甲制度来管理居民。
In the past, some villages used the baojia system to manage residents.
to defend; to protect; to keep; to guarantee; to ensure
Wǒmen xūyào bǎochí yǒuyì.
我们需要保持友谊。
We need to maintain friendship.
Lǎoshī yào wǒmen zài kǎoshì zhōng qǔdé hǎo chéngjì, yǐbiàn xuéxiào nénggòu bǎochí wǒmen de xuéxí zhìliàng.
老师要我们在考试中取得好成绩,以便学校能够确保我们的学习质量。
The teacher wants us to achieve good grades in exams so that the school can ensure our learning quality.