秋天秋高气爽英文怎么说

秋天秋高气爽的英文表达可以是 "autumn is crisp and clear"。这个表达式来源于秋天的天气特点，在秋天的早晨或晚上，空气很干燥，温度也较低，呼吸起来会感觉很清新。

下面是一些英文例句及其中文翻译：

The leaves are turning golden and the air is crisp and clear. (叶子变成了金色，空气清新明朗。)
I love going for a walk in the autumn when the weather is crisp and clear. (我喜欢在秋天的天气清新明朗的时候散步。)
The crisp and clear autumn air always makes me feel energized. (秋天清新明朗的空气总能让我感觉精力充沛。)