您要查找的是不是：
- 节流throttle (down)
- (=axial gradient) 轴梯度，轴倾度ax. grad.
- 导流stream guidance
- 现金流cash flow
- (=mitral valve gradient) 二尖瓣(压力)梯度MV grad.
- 溢流overfall
- 流线streamline
- 流道flow passage
- 流鼻血nosebleed
- 流变学rheology
- 流着泪in tears
- 溢流阀spillover valve
- 流眼泪shed tears
- 流的streaming
- 流管flow passage
- 中流midstream
- 渗流seepage
- 过流overcurrent
- 流光streamer
- 自流do as one pleases
