The horse was tearing up delicious mouthfuls of new grass .
那匹马大口大口地撕咬着新鲜的草。
A mother scratches the dry ground outside her hut , begging for a few mouthfuls of water .
一位母亲在她的小屋外刨着干地，祈求能获得一些水。
But regardless of mechanism , the researchers suggest that making food more aromatic might induce people to take smaller mouthfuls .
但是除了身体机理，研究者还表示把食物做得香气十足可能会引诱人们每口吃得少一些。
They found the participants immediately began copying each other in the number and timing of their mouthfuls - taking a bite within five seconds of the other person taking one .
他们发现，这些参与者立刻开始复制彼此的数量以及咀嚼一口量的时间嚼一口在五秒之内，其他人同样如此。
These birds , with their colorful beaks and doleful expressions , can be seen darting to and from the ocean , gathering mouthfuls of fish for their hatchlings .
