be at home的意思是什么

1.This company enjoys popular credibility athome and abroad for its top class equipment , technical power and productionmanagement means , big output and first quality.

本公司具有一流的设备，一流的技术力量和生产管理手段，产品以产量大质量优而享誉国内外。

2.Last night they stayed a北home and watched TV .

昨晚他们回家看电视。

3.There's always somebody at home in the evenings .

晚上总有人在家