外推

wài tuī to extrapolate

窗户

chuāng hu window; CL:個|个[ge4],扇[shan4]

关

guān mountain pass; to close; to shut; to turn off; to concern; to involve

Guān surname Guan

不

bù (negative prefix); not; no

上

shàng on top; upon; above; upper; previous; first (of multiple parts); to climb; to get onto; to go up; to attend (class or university)

shǎng see 上聲|上声[shang3 sheng1]

了

le (modal particle intensifying preceding clause); (completed action marker)

liǎo to finish; to achieve; variant of 瞭|了[liao3]; to understand clearly

liào unofficial variant of 瞭[liao4]

liǎo (of eyes) bright; clear-sighted; to understand clearly

怎么

zěn me how?; what?; why?

zěn me variant of 怎麼|怎么[zen3 me5]

维修

wéi xiū maintenance (of equipment); to protect and maintain

fanpianzicomIKKNaspx