外推

wài tuī to extrapolate

式

shì type; form; pattern; style

窗户

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

有

yǒu to have; there is; there are; to exist; to be

什么

shén me what?; who?; something; anything

好处

hǎo chu benefit; advantage; gain; profit; also pr. [hao3 chu4]; CL:個|个[ge4]

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