rolley
n
(pl ~s)
1 cart on wheels that can be pushed or pulled along and is used for moving goods 手推车; 手拉车
a `luggage trolley 运送行李的手推车
a `shopping trolley, eg in a supermarket 购物手推车(如超级市场中的).
2 small table on wheels for transporting or serving food, etc (运或送食物等用的)脚轮车, 台车
a `tea-trolley 茶具车. =>illus at App 1 见附录1插图, page xvi.
3 small low truck running on rails, used eg by workmen repairing tracks 在铁轨上行驶的小车(如查道车).
4 (also `trolley-wheel) small wheel or other device making contact between an electrically powered vehicle and an overhead cable (电动车辆与架空电缆接触的)触轮或其他设备.
5 (US) = tram.
Here and here. And I can only move my arm as much as this.
这儿和这儿。我只能这样摆动手臂。
It took him some time to connect the long rubber pipe to the air supply pipe that ran round the port, but at last it was done and as a result work was able to progress much faster.