trolleys

n.

（两轮或四轮的）手推车( trolley的名词复数 )；装有脚轮的小台车；电车；

trolley car n. （美）有轨电车

shopping trolley购物车

1. He rolled the trolley across the room.
   他推着手推车穿过房间。
2. Just stay here with the baggage on the trolley.
   你就待在这儿看管手推车上的行李。
3. Oil the trolley, and then it will turn more freely.
   给手推车加点油，这样它就能自由运转了。
4. These suitcases are too heavy to carry; we need a trolley.
   这些衣箱太沉了，我们需要一辆小手推车。

Trolleys
Off our trolleys: food retailing and the hypermarket economy
The Trolley Problem
Effect of arc discharge on wear rate of Cu-impregnated carbon strip in unlubricated sliding against Cu trolley under electric current
Trolley Dolly or Skilled Emotion Manager? Moving on from Hochschild's Managed Heart
Preliminary results on the development of a teleoperated compact trolley for live-line working
Dying and killing for one's group: identity fusion moderates responses to intergroup versions of the trolley problem.
Aggressive behavior of passengers, conflict management behavior, and burnout among trolley car drivers.
On the wrong side of the trolley track: neural correlates of relative social valuation.
[Pediatric cardiopulmonary resuscitation equipment in the resuscitation cart or trolley. Spanish Group of Pediatric and Neonatal Car...