# wrapped him in long strips of cloth

In some cultures mothers comfort their babies by wrapping them tightly in cloth or a blanket. Alternate translation: "wrapped cloths firmly around him" or "wrapped him tightly in a blanket" 

# laid him in a manger

A manger is a box or frame where people put hay or other food for animals to eat. Mary may have used dry hay as a cushion for the baby. 

# there was no room for them in the inn

"there was no space for them to stay in the guest room.