duck
n. v.美 /dʌk/英 /dʌk/
鸭子；蹲下躲避
a water bird; to lower your head or body quickly
例句
A mother duck leads her ducklings across the road.
母鸭带着小鸭穿过马路。
He ducked just as the ball flew past.
球飞过来时他赶紧一蹲。
怎么记
duck（鸭）低头躲水，动作和词形都像低头
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