semi-fluid friction

例句：

1. 1. The car's engineis experiencing a bit of semi-fluidfriction as it starts up.
   汽车启动时发动机有一点半流体摩擦。
2. 2. Inthe study of fluid dynamics, understanding the behavior of semi-fluid friction is crucial.
   在流体动力学研究中，理解半流体摩擦的行为至关重要。
3. 3. The engineer used a special material toreduce the semi-fluid friction between themoving parts.
   工程师使用了一种特殊的材料来减少移动部件之间的半流体摩擦。