Spirit makes little progress

NASA's Mars-exploring Spirit rover received its commands Tuesday to attempt an escape from a sand trap, but the rover's wheels spun for less than one second because it sensed more lateral tilt than it was allowed, mission managers said Wednesday. Spirit has been stuck in the Martian dirt since April, when it drove into a spot of soft terrain called "Troy".

美國(guó)航天局官員18日稱(chēng)，深陷火星沙地的"勇氣號(hào)"火星車(chē)17日接收到地面控制中心向其發(fā)送的向前移動(dòng)指令，但因?yàn)閮A斜度超過(guò)了允許范圍，其向前移動(dòng)了不到一秒鐘便停了下來(lái)。今年4月，"勇氣"號(hào)在一處名為"特洛伊"的火星丘陵陷入沙土中，從此動(dòng)彈不得。

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