monophagia

例句：

1. 1.The herbivores have a monophagic diet consisting mainly of grass and leaves.
   食草动物有一个以草和叶子为主的单一食性饮食。
2. 2. Monophagia is a condition in which an animal's diet consists solely of one type of food.
   单食性是一种动物的饮食完全由一种食物组成的状况。
3. 3. The monophagous spider feeds on insects, while the herbivorous spider preys on small mammals.
   这种蜘蛛是单食性的，以昆虫为食，而另一种是植食性的，以小型哺乳动物为食。