olive growing

例句：

1. 1. The olive treeis a symbol of Mediterranean culture.
   橄榄树是地中海文化的符号。
2. 2. The olive oil industry isone of the world's largest industries.
   橄榄油产业是世界最大的产业之一。
3. 3. Olive treesare essential for the ecosystem in which theygrow.
   橄榄树对于它们生长的生态系统至关重要。