floaters
n. 债券发行人；飞蚊症
例句
It's simple: just ignore floaters.
很简单，无视飞蚊。
How to stop floaters from being formed?
怎么样阻止飞蚊的形成？
What are floaters, and where are they formed?
什么是飞蚊症，它们是怎么形成的？
