英语
西班牙语
trough [美 trɔf, 英 trɒf] 名词
1. trough (container):
2.1. trough:
2.2. trough (on graph, in cycle etc):
- trough
-
英语
西班牙语
英语
西班牙语
单语范例（未经PONS编辑处理）
Horsehair worms can be discovered in damp areas such as watering troughs, swimming pools, streams, puddles, and cisterns.
en.wikipedia.org Until 1995, a big horses drinking trough recalled this event.
en.wikipedia.org Drinking water had to be delivered through a trough in the wall.
en.wikipedia.org Soon gravity overshoots, and the crest becomes a trough, displacing water and forming other crests nearby.
en.wikipedia.org This project is also using parabolic trough technology and is scheduled to be operational at the end of 2010.
en.wikipedia.org