1. The river ramifies into many small streams as it flows through the valley.
这条河流在山谷中分成许多小溪流。

2. The neurons in the brain ramify to form a complex network.
大脑中的神经元分支形成复杂的网络。

3. The investigation will ramify into various related fields.
调查将会扩展到各个相关领域。