1. This can prevent air from flowing freely to the lungs. 这可以防止空气任意流入肺部。
2. His handwriting, from earliest young manhood, was flowing and graceful. 从他刚刚成年时起，他的书法就流畅而优美。
3. All flowing water, though it appears to be uniform, is actually divided into extensive inner surfaces, or layers, moving against one another. 所有流水尽管看起来是一样的，实际上是分成了大量相互碰撞的内在表层。
4. The river is flowing slowly. 河水缓缓地流动。
5. The goal is to get the words flowing. 这样做的目的是让文字流动起来。
