外推

wài tuī to extrapolate

窗户

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

怎么

zěn me how?; what?; why?

zěn me variant of 怎麼|怎么[zen3 me5]

关上

guān shàng to close (a door); to turn off (light, electrical equipment etc)

guān shang to close (a door); to turn off (light, electrical equipment etc)

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