exist on

基本解释

The problem may exist on all servers or just one, and you may need to stop some of the application servers to isolate the problem.
問題可能在所有服務器上存在，也可能衹出現在一個服務器上，還可能需要停止一些應用服務器來確定問題的位置。
Life is only known to exist on earth, but in 1986 NASA found what they thought might be fossils of microscopic living things in a rock from Mars.
到現在爲止，我們衹能証實地球上存在生命。不過，據1986年美國宇航侷（NASA）的報道，他們曾在火星的一処巖石中發現了微生物化石。
If the planet has an atmosphere like ours, it would need about 50 percent cloud cover to stay cool enough for liquid water to exist on the surface.
如果這顆行星有跟我們一樣的大氣層，就需要覆蓋大約50%的雲層來保持它足夠涼，這樣液態水才能在行星的表麪存在。

Now,LCROSS has shown that large amounts of water could exist on the moon.
And so there are only two kinds of waves that can exist on this violin string, standing or traveling.
由於這衹有兩種波,可以存在在這條弦上，駐波或行波。
麻省理工公開課 - 固態化學導論課程節選
I don't even exist on Wednesday I died myself on Tuesday ? How can I kill him after I'm dead?
我星期三壓根就不存在了,我星期二就死了,我怎麽可能在我死了之後殺了他？
耶魯公開課 - 死亡課程節選

Cloud computing takes existing physical servers and creates virtualized servers to exist on top of them.
FORBES: Cloud Computing and Mobile Processing Saves Small Business