stalk moving device

例句：

1. 1. The planthas a tall stalk that reaches the sky.
   这植物有一个高高的茎，可以长到天空。
2. 2. The stalk of the floweris very delicate and needs to be handledwith care.
   花的茎非常纤细，需要小心处理。
3. 3. The stalk of the plantwas covered in green leaves.
   这植物的茎上覆盖着绿色的叶子。