long-day insect

例句：

1. 1.The long-day insect is responsible for the death of many plants during the summer months.
   长日昆虫在夏季月份导致许多植物死亡。
2. 2. This species of long-day insect is a major pest in our area.
   这种长日昆虫是我们这里的主要害虫。
3. 3.Long-day insects are known to feed on nectar from flowers.
   长日昆虫已知以花蜜为食。