duck
[dʌk]
例句与用法：
There are manyducksswimming in the lake.
湖里有许多鸭子在游泳。
The childrenduckedeach other in the swimming pool.
孩子们在游泳池里互相把对方按入水中。
She had toduckher head to get through the low doorway.
她不得不低下头才能穿过低矮的门口。