travel about

• vi. 游动

travel about的用法和样例：

例句

用作不及物动词 (vi.)

1. The swimmer thrashed about in the water.
   那个游泳的人在水中用力地游动。
2. The effect of the bearing travel clearance on the drill in the operations is analyzed.
   分析了工程钻机在施工过程中轴承游动间隙对钻机的影响。