n.渴望，贪婪，（抗体与抗原的）亲合力
The man began to eat with avidity.
那人贪婪地吃起来.
Philosophers have an avidity to know how we perceive objects.
哲学家渴望明了人类如何领悟事物之问题.
Everyone attend to not up so many, with avidity eat right away.
大家都顾不上这么多, 马上狼吞虎咽地吃起来.
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