1. I think autumn is the most beautiful season in a year.我认为秋天是一年中最美的季节。

2. As the dead leaves crunched under my shoes and the wind whipped my cheeks, I realized autumn has arrived.枯叶在我的脚下发出咯吱咯吱的声音，风儿扫过脸庞，我意识到：秋天来了。

3. Autumn has arrived and a new academic year is well under way.秋天来了，新学年也开始了。

4. I feel a little cool in the autumnal night.在秋天的晚上，我感到一丝凉意。

5. Autumn was getting hold of the old oak-tree, its leaves were browning.那颗老橡树染上了秋天的颜色，叶子逐渐变成黄褐色。

6. There is a breath of autumn in the air today.今天的天气显出了一丝秋意。

7. The weather becomes colder and the days get shorter in autumn.秋天天气转凉，白昼渐短。

8. Autumn is a time of fabulous colors, reaping farm crops, and celebrations of a bounteous harvest.秋天是一个五彩斑斓的季节，是收割庄稼的季节，是庆祝丰收的季节。

9. We are enjoying the resplendent colors of the New England woods in the autumn.我们欣赏着秋天里新英格兰树林的瑰丽色彩。

10. Colors burst from the trees like splattered paint.层林尽染，如泼洒的颜料般浓墨重彩。

11. Trees whisper as the branches wave good-bye to the brown, red, and yellow dry leaves.树枝向褐色、红色和黄色的枯叶挥手告别，发出沙沙的响声。