# They must put ... into a covering of sea cow skins

"They must cover ... with sea cow skins"

# they must put it on a carrying frame

"they must place all of these things on a frame for carrying them"

# insert the carrying poles

The poles were inserted into rings on the sides of the altar so theys could be used to carry it. This can be stated clearly. AT: "insert the carrying poles into the rings one the sides of the altar" (See: [[rc://en/ta/man/translate/figs-explicit]])