crib-biting

详细解释:n. (马的)咬住秣槽喘气的习癖

详细解释：

crib-bit.ing

n.（名词）
An injurious habit of horses in which they bite at the edge of a feed trough or other object and swallow air at the same time.
咬槽淌沫癖：马的一种以牙啃食槽边沿或其他物体并同时吞咽空气的有害习惯