piptoblast

例句：

1. 1. The baby chicks are piptoblasts at this stage.
   这些小鸡雏是这个阶段的幼苗。
2. 2. The new plant is a piptoblast, ready to grow into a mature tree.
   这个新植物是一个幼苗，准备长成一棵成熟的树。
3. 3.The farmer carefully nurtured the piptoblasts in his greenhouse.
   这位农民小心地在温室里培育着幼苗。