Slated to eventually cover an area of 375 square miles, the park's upland is wild and unmarked; hikers here are rewarded with the landscape's natural beauty and the freedom to roam anywhere.

预计最终的面积将覆盖为375平方英里，公园的高地是荒野和没有任何记号的；到这里的徙步旅行者可以享受到风景的自然美，也可以自由自在地到处漫游。

youdao

With the full consideration of engineering practicability, based on the RBF neural network, a new solution to the boundary set-up and identification of unmarked operational area is proposed.

充分考虑到智能割草机器人的工程实用性，基于RBF神经网络算法，提出在无人为标识的草坪区域中建立边界和识别边界的新方案。

youdao

According to the specialties of the area-covering mobile robots working in the outdoor environment, a new solution to the boundary set-up and identification of unmarked operational area is proposed.

针对工作在户外环境中的全区域覆盖移动机器人，提出在无人为标识的工作环境中，建立边界和识别边界的新方案。

youdao

Gary Megson's side had earlier seen a header from Helguson sail over and Guthrie shoot wide when unmarked inside the area.

BBC: Aston Villa 4-0 Bolton

Mario Balotelli then struck the crossbar with a free-kick before the points were sealed in the final minute when Samuel Eto'o was left unmarked in the area to slide home a Sulley Muntari cross.

CNN: Maicon and Eto'o put Inter back on top

He could do nothing about Chelsea's fifth, though, Ballack waltzing into the area completely unmarked to head home Joe Cole's pin-point cross.

BBC: Chelsea 7-2 Sunderland