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.

Kwizizathu ezahlukeneyo isiqhubi senqanawa asivelisi isinyanzelo esebenza kanye emngceni wophini.
For various reasons a ship's propeller does not usually produce a force acting exactly in the line of the shaft.