instruction:
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.
question:
Ngamanye amaxesha inqwelo yokuhamba elwandle ingabotshelelwa entweni ukuze igutyule ngexa enye isetyenziswa ekutyhaleni nasekusasazeni intlenga yomhlaba.
answer:
Sometimes one craft may be moored to do the actual dredging while the other is used to fan away and disperse the silt.

question:
Isiphumo sokuqhuba ngesixhobo sokusingisa inqwelo-moya esikhulu esibekwe kuhambo lomoya okanye ngokuji-kajika kwabaqhubi bomoya okanye inqwelo engenavili lijikelezayo.
answer:
Steering is effected either by large rudders placed in the air flow or by swivelling the air propellers or jets.

question:
Iimpawu ezikhokelayo.
answer:
Leading marks.