已认证踏实，是学有所获的前提；勤奋，是学有所进的根本；坚持，是学有所成的途径。
关于“鸟”的英语表达及相关用法，综合整理如下：
一、基本单词与发音
单词：bird（英式/美式发音均为 /bɜːrd/）
词性：可作名词（如：a bird, the birds of a feather）和动词（如：birding, birded）
二、基础句型与用法
- The bluebird sings beautifully.
- A large bird flew past us.
- I shot at the bird but it flew away.
习语与固定搭配
- 早起的鸟儿有虫吃： Early bird catches the worm. - 家丑不可外扬
- 识鸟听啼声，识人听语音：A bird is known by its note and a man by his talk.
- 形容词：
majestic（如：The eagle is majestic.）
- 副词：lightly（如：The bird flew lightly across the sky.）
三、扩展表达
群体描述：A flock of birds migrated south for winter.
行为描述：The bird preened its feathers meticulously.
习性描述：The cormorant feeds on fish by diving into the water.
四、相关短语补充
益鸟：a useful bird
害鸟：a pernicious bird
候鸟：a bird of passage
不死鸟：the bird of wonder
以上内容综合了基础词汇、句型及习语，涵盖日常交流及写作场景。如需进一步了解特定鸟类的英文表达，可参考专业词典或鸟类资料。
