symbionts

例句：

1. 1.In a symbiotic relationship, two organisms benefit from each other's presence.
   在互惠关系中，两种生物从彼此的存在中受益。
2. 2. The symbiotic relationship between humans and bacteria helps to break down waste.
   人类与细菌之间的共生关系有助于分解废物。
3. 3. Some species of insects are known for their ability to form symbiotic relationships with plants.
   某些昆虫因其与植物形成共生关系而闻名。