保持红色不变，但去除下划线和悬浮状态。
Keep the red color, but get rid of the underlining and hover state.
这么多的水是如何维持悬浮状态的？
正是因其极小的体积，它们才能够在溶液中保持悬浮状态。
Because of their extremely small size they can remain suspended in a solution.
正是因其极小的体积，它们才能够在溶液中保持悬浮状态。
Because of their extremely small size they can remain suspended in a solution.
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