Meaning of lóu:
楼
surname Lou; house with more than 1 story; storied building; floor; CL:層|层[ceng2],座[zuo4],棟|栋[dong4]
Tā xìng Lóu.
他姓楼。
His surname is Lou.
Wǒmen jiā zhù zài yī zuò gāo lóu lǐ.
我们家住在一座高楼里。
Our family lives in a tall building.
Zhè shì yī zuò xiàndàihuà de gāo lóu.
这是一座现代化的高楼。
This is a modern high-rise building.
Wǒmen jiā de fángzi yǒu sāncéng lóu.
我们家的房子有三层楼。
Our house has three floors.
Zhè shì yī zuò xīn de dàshà lóu.
这是一座新的大厦楼。
This is a new office building.