Male and female Mandarin ducks on a log

摄影技巧评论：  

Male : [meil] adj. 男性的,雄性的n. 男子,雄性动物
例句与用法:
1. In early days only male athletes were allowed to take part in the Olympic Games.
　 在奥林匹克运动会早期, 只有男性运动员才能参加比赛。
2. The male and female genders are equal.
　 男性和女性是平等的。
3. We need some male subjects for a psychology experiment.
　 我们需要几个男子作心理学实验对象.
4. The male sperm fertilizes the female egg.
　 雄性的精子使雌性的卵子受精.
词形变化:名词:maleness

female : ['fi:meil] adj. 雌的,女(性)的n. 雌性的动物,女子
例句与用法:
1. I doubt if there will be a female president in this country in my lifetime.
　 我怀疑在我有生之年这个国家会不会出现一位女总统。
2. The male's orange beak differentiates it from the female.
　 那种鸟雄鸟的喙呈橙色, 与雌鸟不同.
3. The male sperm fertilizes the female egg.
　 雄性的精子使雌性的卵子受精.
4. The male and female genders are equal.
　 男性和女性是平等的。
词形变化:名词:femaleness

Mandarin : ['mændərin] n. 中国官话,国语,满清官吏
例句与用法:
1. Of course I can speak Mandarin.
　 中国话我自然会说。

duck : [dʌk] n. 鸭子v. 没入水中,闪避
例句与用法:
1. There are many ducks swimming in the lake.
　 湖里有许多鸭子在游泳。
2. The children ducked each other in the swimming pool.
　 孩子们在游泳池里互相把对方按入水中。
3. She had to duck her head to get through the low doorway.
　 她不得不低下头才能穿过低矮的门口。
词形变化:名词:ducker 动词过去式:ducked 过去分词:ducked 现在分词:ducking 第三人称单数:ducks