这种流行可能会导致它们从地球上消失。
That popularity could lead to their disappearance from Earth.
它们的吸引力会很快消失，尽管它是一种有力的营销绝技，但是你不应该依赖它们，使之成为长期策略或者唯一营销工作。
Their appeal wears off quickly and as powerful as marketing stunts can be, you shouldn't rely on them as a long-term strategy or as your only marketing effort.
它们会随鼠标移动，当键盘事件发生时不消失。
They follow the cursor's movement, and do not disappear when keyboard events occur.
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