This is the 1552nd most frequent Chinese word.
保险
"Insurance" or "secure/protect."
In this sentence, '保险' means 'insurance,' referring to a service or contract providing financial protection.
购买保险能够提供保障。
Purchasing insurance provides protection.
Here, '保险' is used as an adjective meaning 'safe' or 'secure,' suggesting low risk.
这个方法看起来比较保险。
This method seems relatively safe.
In this context, '保险' is employed as part of an idiomatic expression indicating caution or precaution.