安

只要家里一切都好，他在外面工作就能心安。

As long as everything is fine at home, he can work away from home with peace of mind.

经过几个小时的治疗，病人的情况终于转危为安。

With hours of treatment, the patient’s condition finally stabilized and they pulled through.

这个房子是新买的，还没安空调。

We just bought this house and haven't installed air conditioning yet.

我跟师傅约了明天下午给家里的窗户安玻璃。

I've arranged for a technician to come tomorrow afternoon to install glass in the windows at home.