In this task, you are given a sentence or phrase in Xhosa. You must translate it to English in a way that is equivalent in terms of meaning and grammatically correct.

[EX Q]: Ukuba nakho okulungileyo kuxinzelelo olunika ukukhula kwesiganeko xa sidityaniswe nokungalungileyo kumphandle womhlaba
[EX A]: Positive potential in atmosphere that gives rise to electrical phenomena when coupled with negative potential on surface of Earth.

[EX Q]: Ngoko kugxininisiwe ukuba ubomi bayo buza kunyuka kakhulu ukuba ngaba ivili elinomkrolo leentambo ezinkulu zisasetyenziswa.
[EX A]: However, it is emphasised that its life will be greatly increased if still larger sheaves are used.

[EX Q]: Ubuninzi okanye into yogcino-lwazi olunexabiso olunokutshintsha. Jonga kwakhona: inguquko exhomekekileyo; inguquko engaxhomekekanga; inguquko yemeko. Ngokuphikisanayo: nokungaguquguqukiyo. [IEEE; DIS]
[EX A]:
A quantity or data item whose value can change. See also: dependent variable; independent variable; state variable. Contrast with: constant. [IEEE; DIS]