# papyrus basket

This is a basket made from a tall grass that grows by the Nile River in Egypt.

# sealed it with bitumen and pitch

"spread tar on it to keep water from getting into it" 

# sealed

Here "sealed" means that she applied a waterproof coating.

# pitch

"tar" or "resin"

# reeds

These "reeds" were a type of tall grass that grew in flat, wet areas.