She would like to stop her old grandmother disappearing.

她想阻止她的老祖母消失。

youdao

Reducing soot (and also ozone, an industrial pollutant that ACTS as a greenhouse gas) would not stop the summer sea ice disappearing, but it might delay the process by a decade or two.

尽管减少煤烟(以及臭氧，作为一种工业污染物，它扮演着温室气体的角色)排放不能阻止夏季海冰的消失，但或许能减缓这一过程十到二十年。

youdao

The family pleaded for her to be placed in secure accommodation by social services to stop her disappearing.

BBC: Court sketch of defandants

And at a time when the influence of Islam is growing in all Central Asian countries, other Soviet or pre-Islamic Zoroastrian traditions are slowly disappearing as some people stop celebrating events considered incompatible with Muslim beliefs.

BBC: Father Christmas off air in Uzbekistan

Reducing soot (and also ozone, an industrial pollutant that acts as a greenhouse gas) would not stop the summer sea ice disappearing, but it might delay the process by a decade or two.

FORBES: Soot and CO2 In The Arctic