拷贝

kǎo bèi copy; to copy (loanword)

系统

xì tǒng system; CL:個|个[ge4]

镜像

jìng xiàng mirror image

到

dào to (a place); until (a time); up to; to go; to arrive; (verb complement denoting completion or result of an action)

u 盘

pán plate; dish; tray; board; hard drive (computing); to build; to coil; to check; to examine; to transfer (property); to make over; classifier for food: dish, helping; to coil; classifier for coils of wire; classifier for games of chess

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