that; those; commonly pr. nei4 before a classifier, esp. in Beijing[cedict]
只是
zhǐ shìㄓˇ ㄕˋ
merely; simply; only; but[cedict]
我
wǒㄨㄛˇ
I; me; my[cedict]
用
yòngㄩㄥˋ
to use[cedict]
在
zàiㄗㄞˋ
(located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress)[cedict]
楼梯
lóu tīㄌㄡˊ ㄊㄧ
stair; staircase[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]
的
deㄉㄜ˙
díㄉㄧˊ
dìㄉㄧˋ
of; structural particle: used before a noun, linking it to preceding possessive or descriptive attributive[cedict]