Dilan got help from the cement factory - a heavy earth-moving machine to help shift the rubble and create a space for tents.

水泥厂帮了Dilan的忙-用一台重型推土机将瓦砾废墟推到一旁，留出可供搭建帐篷的空地。

youdao

Robot line-tracking is one of the moving machine autonomous navigation modes.

机器人巡线是移动机器自主导航方式的一种。

youdao

Robot line-tracking is one of the moving machine autonomous navigation modes.

机器人巡线是移动机器自主导航方式的一种。

youdao