rent-free periods免租期
Decoration of rent-free periods from装修免租期起
ADJ（形容词） If you have a rent-free house or office, you do not have to pay anything to use it. 免租金的 [usu ADJ n]
He was given a new rent-free apartment.
他得到了一个新的免租金公寓。
ADV（副词） Rent-free is also an adverb. 免收租金地 [ADV after v]
They told James he could no longer live rent-free.
他们告诉詹姆斯他不能再不交租金白住了。