artificial dried grass

例句：

1. 1. The farmer used to use natural grass for his livestock, but now he has to buy artificial dried grass.
   这位农民过去用天然草料喂他的牲畜，但现在他不得不购买人造干草。
2. 2. The synthetic hay is more durable and easier to store than natural grass.
   这种合成干草比天然草更耐用，更容易储存。
3. 3. The artificial turf is a popular choice for sports fields because it's easy to maintain and requires less maintenance.
   人造草坪是运动场的热门选择，因为它易于维护且维护需求较少。