“饲料槽”常见的英文表达是 “feed trough” 或 “manger”(manger 更多用于指牲畜的食槽,尤其是马或牛等大型家畜的;feed trough 适用范围更广一些 )。
例如:
The horses were eating hay from the feed trough.(马正在从饲料槽里吃干草。 )
The pigs gathered around the manger to eat.(猪们围到食槽旁吃东西。 )