Coffee once roasted is a fresh, living food, and loses its vitality, and dies in about a week.

咖啡一经烘焙，是一种新鲜的、有生命的食物，但它会失去活力，一周左右就会死亡。

They provide “crop milk” to their young instead of having to fetch them live food.

它们为幼崽提供“农作物奶” ，而不必为它们取活食。

However, when the plants are low on live food supply, Collingsworth suggests adding some fertilizer to each pitcher plant's " mouth" .

然而，当植物缺乏活饵料供应时，科林斯沃斯建议给每个猪笼草的" 嘴巴" 加一些肥料。