Liang 上下  Shàng Xià N./Attr ①Above Down       Wo Jia

 shàng-xià

n./attr. ①above and below; up and down       Wo jia de fangzi ~ liang ceng, yi gong liang bai duo pingfangmi.    My home has two floors, all in all more than 200 square meters 

 ②superior and inferior; ruler and subject; high and low; senior and junior

③old and young ④heaven and earth 

◆aux. about; more or less | Zhèi ³liàng chē zài yīqiān ²kuài ²qián ∼. This car costs about one thousand Yuan.

◆v. go up or down