CltSrcTown - Used together with the above, probably controls some graphical aspects of the vanishing the number may control a frame, but this is just a wild guess.

和上列一起使用，可能控制一些消失时的图形视觉(这数字可能控制一帧，这只是猜想)。

youdao

I am not precisely sure how long I stayed frozen in that position, but the next thing I recall is the apparition vanishing before my eyes.

我不能精准地确定我在那个位置上呆了多久，但我记得的下一件事就是那个幽灵在我眼前消失了。

youdao

The motorway stretched out ahead of me until it narrowed to a vanishing point some miles away.

高速公路在我面前延伸开去，直至在几英里外汇合成一个小点。

《柯林斯英汉双解大词典》

However, this chain of succession was disrupted with the vanishing of the twelfth imam, Muhammad al-Mahdi.

CENTERFORSECURITYPOLICY: A Nuclear Iran: The Case for Action

Tolkien, a devout Catholic, who deplored the vanishing of the Latin Mass, believed in the existence of evil and in the struggle to be delivered from its claws.

NEWYORKER: Ring Cycle

And the sense it had given him, of union with nature and of the spiritual basis of all creation, convinced him that he had found a sacrament for the modern age: the antidote to the ennui caused by consumerism, industrialisation and the vanishing of the divine from human life.

ECONOMIST: Albert Hofmann, chemist, died on April 29th, aged 102