1. 我认为秋天是一年中最美的季节。
I think autumn is the most beautiful season in a year.
2. 秋天时叶子变黄。
The leaves turn yellow in autumn.
3. 在秋天的晚上，我感到一丝凉意。
I feel a little cool in the autumnal night.
4. 秋天里树木都是光秃秃的。
The trees were naked during autumn.
5. 今天的天气已露出了一丝秋天的气息。
There is a breath of autumn in the air today.
6. 九月的天气确实像秋天了。
The weather in September was positively autumnal.
7. 我喜欢收集秋天赤褐色的叶子。
I like to collect russet autumn leaves.
8. 我们欣赏着秋天里新英格兰树林的瑰丽色彩。
We are enjoying the resplendent colors of the New England woods in the autumn.