这款扫地机器人具有多方向清洁功能，可以轻松覆盖房间每个角落。

This robotic vacuum cleaner features ___multidirectional cleaning to easily cover every corner of the room.

这个研究项目采用了多方向的分析方法，涵盖了社会、经济和环境因素。

The research project uses a ___multidirectional analysis approach, covering social, economic, and environmental factors.