non-existent

音标发音

But they are non-existent if we give up before we have started.
但是，如果我們開始前就放棄了，這些機會是不存在的。
In some cases, the corresponding IT Governance is non-existent or weak, and it is then necessary to do some of the governance work that should have already completed.
在某些情況下，相應的 IT 治理是不存在的，或者非常薄弱，那麽就有必要進行一些本應該已經完成的治理工作。
The only problem with this solution is that, occasionally, autocreating non-existent subdirectories is exactly the wrong thing to do.
這個解決方案唯一的問題就是，有時，自動創建不存在的子目錄真是最不應該做的事情。

Many victims live in areas with poor or non-existent health care systems and where antivenom treatments are often not available.
"GAVI's goal over the next five years, by twenty-fifteen, is to immunize millions more children and save an additional four million children's lives, purely by providing basic vaccines against diseases that are basically almost non-existent in rich countries, as well as providing new vaccines against pneumonia,diarrheal diseases and then hopefully HPV and some other vaccine-preventable diseases."
As far as addiction goes, start looking more,again, at some of the treatment opportunities,options, because they seem to be largely non-existent right now."

But androgen receptors were found to be nearly non-existent in the brains of newborn animals.
ECONOMIST: Behaviour of the sexes

Something that is non-existent does not exist or is not present in a particular place.