internal branchia

例句：

1. 1. The river has several internal branches thatfeed into it.
   这条河有几条内部支流流入它。
2. 2. The scientist discovered a newinternal branch in the ocean's ecosystem.
   科学家在海洋生态系统中发现了一个新的内部支流。
3. 3. The research team focused on studying theinternal branch of the plant's growthcycle.
   研究小组专注于研究植物生长周期的内部支流。