外推

wài tuī to extrapolate

代

dài to substitute; to act on behalf of others; to replace; generation; dynasty; age; period; (historical) era; (geological) eon

发

fā to send out; to show (one's feeling); to issue; to develop; to make a bundle of money; classifier for gunshots (rounds)

fà hair; Taiwan pr. [fa3]

一种

yī zhǒng one kind of; one type of

有效

yǒu xiào effective; in effect; valid

的

de of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis)

dí really and truly

dì aim; clear

dī see 的士[di1 shi4]

推广

tuī guǎng to extend; to spread; to popularize; generalization; promotion (of a product etc)

策略

cè lüè tactics; to be tactful

cè lüè tactics; to be tactful

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