(located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress)[cedict]
这
zhèㄓㄜˋ
this; these; (commonly pronounced zhei4 before a classifier, esp. in Beijing)[cedict]
张
zhāngㄓㄤ
surname Zhang[cedict]
to open up; to spread; sheet of paper; classifier for flat objects, sheet; classifier for votes[cedict]
床
chuángㄔㄨㄤˊ
bed; couch; classifier for beds[cedict]
上
shàngㄕㄤˋ
on; on top; upon; first (of two parts); previous or last (week etc); upper; higher; above; previous; to climb; to go into; above; to go up; to attend (class or university); third tone of putonghua[cedict]