单粒小麦

例句：

1. 1. The farmer carefully harvested the single grain of wheat from his field.
   农民小心翼翼地从他的田野里收获了一粒麦子。
2. 2. The single grain of wheat symbolizes the hard work and dedication required to achieve success.
   这粒麦子象征着为了成功所需的辛勤工作和奉献精神。
3. 3. In ancient times, the single grain of wheat was a symbol of wealth and prosperity.
   在古代，一粒麦子是财富和繁荣的象征。