seedstalk

例句：

1. 1. The seedstalk of the plant is a crucial part for growth.
   植物的种子茎是生长的关键部分。
2. 2. The seedstalk was damaged during the storm.
   风暴期间，种子茎受损了。
3. 3.The seedstalk helps to transport nutrients from the roots to the leaves.
   种子茎有助于将养分从根部输送到叶子。