cash crops

例句：

1. 1. The farmers are eager to harvest their cash crops before the rainy season starts.
   农民们急切地想在雨季到来之前收获他们的现金作物。
2. 2. This region is known for its cash crops, particularly rice and wheat.
   这个地区以它的现金作物而闻名，特别是水稻和小麦。
3. 3.The government has introduced policies to encourage farmers to grow cash crops instead of traditional crops.
   政府已经引入政策鼓励农民种植现金作物而不是传统作物。