一种定义
四种语言
0,1,2
- 德國
- 英語
- 中國
- 西班牙語
障碍 (n)
Hindernis (n)
obstacle (n)
It is the operator's responsibility to ensure the travel range is clear of any obstacles.
They follow a black line, avoid obstacles and rescue a 'victim'.
The travel distance can be electronically limited to prevent collision with any potential obstacles in the travel range.
