(located) at; (to be) in; to exist; in the middle of doing sth; (indicating an action in progress)[cedict]
我
wǒㄨㄛˇ
I; me; my[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]
开
kāiㄎㄞ
to open; to start; to turn on; to write out (a medical prescription); to operate (vehicle); abbr. for 開爾文|开尔文 degrees Kelvin[cedict]
一
yīㄧ
one; 1; single; a (article); as soon as; entire; whole; all; throughout[cedict]
枪
qiāngㄑㄧㄤ
gun; firearm; rifle; spear[cedict]
呀
yaㄧㄚ˙
(particle equivalent to 啊 after a vowel, expressing surprise or doubt)[cedict]