互换

hù huàn to exchange

虚拟

xū nǐ to imagine; to make up; fictitious; theoretical; hypothetical; (computing) to emulate; virtual

币

bì money; coins; currency; silk

售后服务

shòu hòu fú wù after-sales service

评价

píng jià to evaluate; to assess

电报

diàn bào telegram; cable; telegraph; CL:封[feng1],份[fen4]

搜

sōu to search

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