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

[EX Q]: This is that the upper fluke sticks up from the bottom.
[EX A]: Lelaphiko liphezulu lincamathela phezulu ukusuka kumazantsi.

[EX Q]: It is absolutely essential that the master of the towing vessel be able to observe the mneuvers and to regulate the towing speed accordingly.
[EX A]: Kubaluleke ngokungathandabuzekiyo ukuba umqhubi ekwisikhitshane esitsalayo abehako ukuqwalasela iintshukumo kwaye abenako ukulawula iscinlya sokutsalu ngekuja nelekileyo.

[EX Q]: Acceleration of Sidereal Time.
[EX A]:
Unyuso lwesantya kwixesha leenkwenkwezi.