他小心地把蛋滚着，直到安全到达他在猪食槽下的窝。
He pushed and nudged till he succeeded in rolling it to his lair under the trough .
这条通道能令他不用在谷仓的明处露面，就能在谷仓和自己在猪食槽下的藏身处来回。
The tunnel enabled him to get from the barn to his hiding place under the pig trough without coming out into the open .
猪食槽