Oncomelania snail

• 钉螺

Oncomelania snail的用法和样例：

例句

1. Oncomelania is the only intermediate host of schistosome.
   钉螺是血吸虫唯一的中间宿主。
2. Conclusion Snail distribution is related with different types of ditch and environment.
   结论湖区垸内钉螺分布与渠道类型及不同环境有关。