他们决定购买一套位于海边的公寓，那里有很好的配套设施。

They decided to buy a ___condominium by the beach with great amenities.

购买公寓单元后，你需要和其他业主共同承担游泳池和健身房的维护费用。

After buying a ___condominium, you'll share maintenance costs for the pool and gym with other owners.