Not only does it have front, backandside vision it can also see vertically and judge depths, claims the study.
研究说明，它不仅有前后和侧面视野，还能上下看，而且能判断深度。
2
But if conditions permit, we still suggest that to leave appropriate channels on both backandside for installation and maintenance.
但如果条件许可，仍建议开关柜后盖板到墙之间以及开关柜两侧到墙之间均留出适当的通道以便安装维修。
3
He's devotion keeps my girls on a benevolent leash, one that hangs quietly at their side as they trot along but occasionally yanks them back to safety and solid ground.