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（单词翻译）
Facebook organ donors
Vocabulary
an organ transplant
surgery to transfer part of someone's body to someone else's
the waiting list
a roll of people wanting to obtain something
foray
movement into an unfamiliar area
social engineering
measures to make changes to society
speculated
thought, reasoned, theorised
eliminate
remove
registering
enrolling, formally indicating interest
combined
joint, together at the same time
eternally grateful
hugely thankful
in advance
ahead of time
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