1·On a clear day you can see for miles from here.
在晴天，你从这儿能看出去很远。
—— 《牛津词典》
2·On a clear day, a pilot in controlled airspace can choose a VFR or IFR flight plan, and the FAA regulations were devised in a way which accommodates both VFR and IFR operations in the same airspace.
在晴天，在管制空域内的飞行员可以选择目视飞行规则或者仪表飞行规则的飞行计划，而且联邦航空局的条例是以这样一种方式设计的：在同一空域同时适用目视飞行规则和仪表飞行规则的操作。
3·On a clear day you can see France.
天气晴朗时你可以看见法国。
—— 《牛津词典》
4·On a clear day you can see the coast.
天晴时你能看见海岸。
—— 《柯林斯英汉双解大词典》
5·Eg. It was a bright and clear day.
那是一个晴朗明媚的日子。
6·I don't think so. It'll be a clear day.
我想不会。今天会是个晴天。
7·The sky is a beautiful blue on a clear day.
晴朗的天空是一种美丽的蓝色。
8·The sky is a beautiful blue on a clear day.
我的家乡是一个美丽的小镇。
9·On a clear day you can see the temple in the distance.
晴天时你能够看见远处的寺庙。
10·It's easy to distinguish the distant objects on the clear day.
在晴朗的日子很容易看清远处的物体。