针对机器人小车机械结构的齿轮传动，讨论对小车运动精度的影响，并提出提高小车运动精度的措施。
The influence on motion precision by the gear-driven robot is discussed also, and measures to be taken are suggested to improve the motion precision of the robot.
汽油的价格使得小车车主不敢卖掉小车购买运动型多用途汽车。
Gas prices are discouraging small car owners from trading up to SUV's.
一个繁忙的周五，各条道路上挤满了本地产的运动型小车塔塔Sumos，喇叭响成一片。
On a busy Friday the roads are crammed with honking Tata Sumos, the local sports-utility vehicle.
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