1. The unoccupied house started to decay. 无人住的房子开始败落。
2. When it expands, it does not claim previously unoccupied space from its surroundings. 当它膨胀时，并不必先要求周围要有尚未佔满的空间。
3. "Yes, m-my Lord, " gasped a small man halfway down the table, who had been sitting so low in his chair that it had appeared, at first glance, to be unoccupied. “是的，我——我的王，”桌子下一个小人气喘吁吁地在半路，当然出现时，他在他的凳子上坐下后显得特别低，粗略一瞥，就像没有人坐在那里一样。
英英解释
adj.
1. not held or filled or in use
2. not seized and controlled
3. not leased to or occupied by a tenant
