We were all having a good time as suddenly a fire broke in the kitchen

问题描述:

We were all having a good time as suddenly a fire broke in the kitchen
为什么把as改成
when

as引导的从句和主句多了些逻辑关系,从句描述的动作和主句同步发展; when引导时间状表示某一个时间点,因此as多译为“随着”,when译为“在··的时候”,when放在句中还有译为“突然”的意思.
因此,应该是when